BORROWER AGREEMENT

Exhibit 10.24

E XPORT -I MPORT B ANK OF THE U NITED S TATES

W ORKING C APITAL G UARANTEE P ROGRAM

B ORROWER A GREEMENT

TABLE OF CONTENTS

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E XPORT -I MPORT B ANK OF THE U NITED S TATES

W ORKING C APITAL G UARANTEE P ROGRAM

B ORROWER A GREEMENT

THIS BORROWER AGREEMENT (this “Agreement”) is made and entered into by the entity identified as Borrower on the signature page hereof (“Borrower”) in favor of the Export-Import Bank of the United States (“Ex-Im Bank”) and the institution identified as Lender on the signature page hereof (“Lender”).

RECITALS

Borrower has requested that Lender establish a Loan Facility in favor of Borrower for the purposes of providing Borrower with working capital to finance the manufacture, production or purchase and subsequent export sale of Items.

Lender and Borrower expect that Ex-Im Bank will provide a guarantee to Lender regarding this Loan Facility subject to the terms and conditions of the Master Guarantee Agreement, a Loan Authorization Agreement, and to the extent applicable, the Delegated Authority Letter Agreement or Fast Track Lender Agreement.

Lender and Ex-Im Bank have requested that Borrower execute this Agreement as a condition precedent to Lender establishing the Loan Facility and Ex-Im Bank providing the guarantee.

NOW, THEREFORE, Borrower hereby agrees as follows:

ARTICLE 1

DEFINITIONS

1.01 Definition of Terms . As used in this Agreement, including the Recitals to this Agreement and the Loan Authorization Agreement, the following terms shall have the following meanings:

“Accounts Receivable” shall mean all of Borrower’s now owned or hereafter acquired (a) “accounts” (as such term is defined in the UCC), other receivables, book debts and other forms of obligations, whether arising out of goods sold or services rendered or from any other transaction; (b) rights in, to and under all purchase orders or receipts for goods or services; (c) rights to any goods represented or purported to be represented by any of the foregoing (including unpaid sellers’ rights of rescission, replevin, reclamation and stoppage in transit and rights to returned, reclaimed or repossessed goods); (d) moneys due or to become due to such Borrower under all purchase orders and contracts (which includes Export Orders) for the sale of goods or the performance of services or both by Borrower (whether or not yet earned by performance on the part of Borrower), including the proceeds of the foregoing; (e) any notes, drafts, letters of credit, insurance proceeds or other instruments, documents and writings evidencing or supporting the foregoing; and (f) all collateral security and guarantees of any kind given by any other Person with respect to any of the foregoing.

“Accounts Receivable Aging Report” shall mean a report detailing the Export-Related Accounts Receivable and Export-Related Overseas Accounts Receivable for a Loan Facility, and the applicable terms for the relevant time period; in the case of Indirect Exports, such report shall indicate the portion of such Accounts Receivables corresponding to Indirect Exports.

“Advance Rate” shall mean, with respect to a Loan Facility, the rate specified in Section 5.C. of the Loan Authorization Agreement for each category of Primary Collateral except for Export-Related General Intangibles and Other Collateral. Unless otherwise set forth in writing by Ex-Im Bank, in no event shall the Advance Rate exceed (i) ninety percent (90%) for Eligible Export-Related Accounts Receivable, (ii) seventy five percent (75%) for Eligible Export-Related Inventory, (iii) seventy percent (70%) for Eligible Export-Related Overseas Accounts Receivable or (iv) sixty percent (60%) for Eligible Export-Related Overseas Inventory and (v) twenty five percent (25%)  for Retainage Accounts Receivable.

“Affiliated Foreign Person” shall have the meaning set forth in Section 2.15.

“Business Day” shall mean any day on which the Federal Reserve Bank of New York is open for business.

“Buyer” shall mean a Person that has entered into one or more Export Orders with Borrower or who is an obligor on Export-Related Accounts Receivable or Export-Related Overseas Accounts Receivable.

“Capital Good” shall mean a capital good (e.g., manufacturing equipment, licensing agreements) that will establish or expand foreign production capacity of an exportable good.

“Collateral” shall mean all real and personal property and interest in real and personal property in or upon which Lender has been, or shall be, granted a Lien as security for the payment of all the Loan Facility Obligations and all products and proceeds (cash and non-cash) thereof.

“Commercial Letters of Credit” shall mean those letters of credit subject to the UCP payable in Dollars and issued or caused to be issued by Lender on behalf of Borrower under a Loan Facility for the benefit of a supplier(s) of Borrower in connection with Borrower’s purchase of goods or services from the supplier in support of the export of the Items.

“Country Limitation Schedule” shall mean the schedule published from time to time by Ex-Im Bank setting forth on a country by country basis whether and under what conditions Ex-Im Bank will provide coverage for the financing of export transactions to countries listed therein.

“Credit Accommodation Amount” shall mean, the sum of (a) the aggregate outstanding amount of Disbursements and (b) the aggregate outstanding Letter of Credit Obligations, which sum may not exceed the Maximum Amount.

“Credit Accommodations” shall mean, collectively, Disbursements and Letter of Credit Obligations.

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“Debarment Regulations” shall mean, collectively, (a) the Governmentwide Debarment and Suspension (Nonprocurement) regulations (Common Rule), 53 Fed. Reg. 19204 (May 26, 1988), (b) Subpart 9.4 (Debarment, Suspension, and Ineligibility) of the Federal Acquisition Regulations, 48 C.F.R. 9.400-9.409 and (c) the revised Governmentwide Debarment and Suspension (Nonprocurement) regulations (Common Rule), 60 Fed. Reg. 33037 (June 26, 1995).

“Delegated Authority Letter Agreement” shall mean the Delegated Authority Letter Agreement, if any, between Ex-Im Bank and Lender.

“Disbursement” shall mean, collectively, (a) an advance of a working capital loan from Lender to Borrower under the Loan Facility, and (b) an advance to fund a drawing under a Letter of Credit issued or caused to be issued by Lender for the account of Borrower under the Loan Facility.

“Dollars” or “$” shall mean the lawful currency of the United States.

“Economic Impact Approval” shall mean a written approval issued by Ex-Im Bank stating the conditions under which a Capital Good may be included as an Item in a Loan Facility consistent with Ex-Im Bank’s economic impact procedures (or other mechanism for making this determination that Ex-Im Bank notifies Lender of in writing).

“Economic Impact Certification” shall have the meaning set forth in Section 2.14(b).

“Effective Date” shall mean the date on which (a) all of the Loan Documents have been executed by Lender, Borrower and, if applicable, Ex-Im Bank and (b) all of the conditions to the making of the initial Credit Accommodations under the Loan Documents or any amendments thereto have been satisfied.

“Eligible Export-Related Accounts Receivable” shall mean Export-Related Accounts Receivable which are acceptable to Lender and which are deemed to be eligible pursuant to the Loan Documents, but in no event shall Eligible Export-Related Accounts Receivable include any Account Receivable:

(a) that does not arise from the sale of Items in the ordinary course of Borrower’s business;

(b) that is not subject to a valid, perfected first priority Lien in favor of Lender;

(c) as to which any covenant, representation or warranty contained in the Loan Documents with respect to such Account Receivable has been breached;

(d) that is not owned by Borrower or is subject to any right, claim or interest of another Person other than the Lien in favor of Lender;

(e) with respect to which an invoice has not been sent;

(f) that arises from the sale of defense articles or defense services;

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(g) that arises from the sale of Items to be used in the construction, alteration, operation or maintenance of nuclear power, enrichment, reprocessing, research or heavy water production facilities unless with Ex-Im Bank’s prior written consent;

(h) that is due and payable from a Buyer located in a country with which Ex-Im Bank is prohibited from doing business as designated in the Country Limitation Schedule;

(i) that does not comply with the requirements of the Country Limitation Schedule;

(j) that is due and payable more than one hundred eighty (180) days from the date of the invoice;

(k) that is not paid within sixty (60) calendar days from its original due date, unless it is insured through Ex-Im Bank export credit insurance for comprehensive commercial and political risk, or through Ex-Im Bank approved private insurers for comparable coverage, in which case it is not paid within ninety (90) calendar days from its due date;

(1) of a Buyer for whom fifty percent (50%) or more of the Accounts Receivable of such Buyer do not satisfy the requirements of subclauses (j) and (k) above;

(m) that arises from a sale of goods to or performance of services for an employee of Borrower, a stockholder of Borrower, a subsidiary of Borrower, a Person with a controlling interest in Borrower or a Person which shares common controlling ownership with Borrower;

(n) that is backed by a letter of credit unless the Items covered by the subject letter of credit have been shipped;

(o) that Lender or Ex-Im Bank, in its reasonable judgment, deems uncollectible for any reason;

(p) that is due and payable in a currency other than Dollars, except as may be approved in writing by Ex-Im Bank;

(q) that is due and payable from a military Buyer, except as may be approved in writing by Ex-Im Bank;

(r) that does not comply with the terms of sale set forth in Section 7 of the Loan Authorization Agreement;

(s) that is due and payable from a Buyer who (i) applies for, suffers, or consents to the appointment of, or the taking of possession by, a receiver, custodian, trustee or liquidator of itself or of all or a substantial part of its property or calls a meeting of its creditors, (ii) admits in writing its inability, or is generally unable, to pay its debts as they become due or ceases operations of its present business, (iii) makes a general assignment for the benefit of creditors, (iv) commences a voluntary case under any state or federal bankruptcy laws (as now or hereafter in effect), (v) is adjudicated as bankrupt or insolvent, (vi) files a petition seeking to take advantage of any other law providing for the relief of debtors, (vii) acquiesces to, or fails to have

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dismissed, any petition which is filed against it in any involuntary case under such bankruptcy laws, or (viii) takes any action for the purpose of effecting any of the foregoing;

(t) that arises from a bill-and-hold, guaranteed sale, sale-and-return, sale on approval, consignment or any other repurchase or return basis or is evidenced by chattel paper;

(u) for which the Items giving rise to such Accounts Receivable have not been shipped to the Buyer or when the Items are services, such services have not been performed or when the Export Order specifies a timing for invoicing the Items other than shipment or performance and the Items have not been invoiced in accordance with such terms of the Export Order, or the Accounts Receivable otherwise do not represent a final sale;

(v) that is subject to any offset, deduction, defense, dispute, or counterclaim or the Buyer is also a creditor or supplier of Borrower or the Account Receivable is contingent in any respect or for any reason;

(w) for which Borrower has made any agreement with the Buyer for any deduction therefrom, except for discounts or allowances made in the ordinary course of business for prompt payment, all of which discounts or allowances are reflected in the calculation of the face value of each respective invoice related thereto;

(x) for which any of the Items giving rise to such Account Receivable have been returned, rejected or repossessed;

(y) that is included as an eligible receivable under any other credit facility to which Borrower is a party;

(z) any of the Items giving rise to such Accounts Receivable are Capital Goods, unless the transaction is in accordance with Section 2.14;

(aa) that is due and payable from a Buyer that is, or is located in, the United States; provided however, that this subsection (aa) shall not preclude an Export-Related Accounts Receivable arising from the sale of Items to foreign contractors or subcontractors providing services to a United States Embassy or the United States Military located overseas from being deemed an Eligible Export-Related Accounts Receivable; or

(bb) that arises from the sale of Items that do not meet the U.S. Content requirements in accordance with Section 2.0l(b)(ii).

“Eligible Export-Related Inventory” shall mean Export-Related Inventory which is acceptable to Lender and which is deemed to be eligible pursuant to the Loan Documents, but in no event shall Eligible Export-Related Inventory include any Inventory:

(a) that is not subject to a valid, perfected first priority Lien in favor of Lender;

(b) that is located at an address that has not been disclosed to Lender in writing;

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(c) that is placed by Borrower on consignment or held by Borrower on consignment from another Person;

(d) that is in the possession of a processor or bailee, or located on premises leased or subleased to Borrower, or on premises subject to a mortgage in favor of a Person other than Lender, unless such processor or bailee or mortgagee or the lessor or sublessor of such premises, as the case may be, has executed and delivered all documentation which Lender shall require to evidence the subordination or other limitation or extinguishment of such Person’s rights with respect to such Inventory and Lender’s right to gain access thereto;

(e) that is produced in violation of the Fair Labor Standards Act or subject to the “hot goods” provisions contained in 29 U.S.C. §215 or any successor statute or section;

(f) as to which any covenant, representation or warranty with respect to such Inventory contained in the Loan Documents has been breached;

(g) that is not located in the United States unless expressly permitted by Lender, on terms acceptable to Lender;

(h) that is an Item or is to be incorporated into Items that do not meet U.S. Content requirements in accordance with Section 2.01(b)(ii);

(i) that is demonstration Inventory;

(j) that consists of proprietary software (i.e. software designed solely for Borrower’s internal use and not intended for resale);

(k) that is damaged, obsolete, returned, defective, recalled or unfit for further processing;

(l) that has been previously exported from the United States;

(m) that constitutes, or will be incorporated into Items that constitute, defense articles or defense services;

(n) that is an Item or will be incorporated into Items that will be used in the construction, alteration, operation or maintenance of nuclear power, enrichment, reprocessing, research or heavy water production facilities unless with Ex-Im Bank’s prior written consent;

(o) that is an Item or is to be incorporated into Items destined for shipment to a country as to which Ex-Im Bank is prohibited from doing business as designated in the Country Limitation Schedule;

(p) that is an Item or is to be incorporated into Items destined for shipment to a Buyer located in a country in which Ex-Im Bank coverage is not available for commercial reasons as designated in the Country Limitation Schedule, unless and only to the extent that such Items are to be sold to such country on terms of a letter of credit confirmed by a bank acceptable to Ex-Im Bank;

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(q) that constitutes, or is to be incorporated into, Items whose sale would result in an Accounts Receivable which would not be an Eligible Export-Related Accounts Receivable;

(r) that is included as eligible inventory under any other credit facility to which Borrower is a party; or

(s) that is, or is to be incorporated into, an Item that is a Capital Good, unless the transaction is in accordance with Section 2.14.

“Eligible Export-Related Overseas Accounts Receivable” shall mean Export-Related Overseas Accounts Receivable which are acceptable to Lender and which are deemed to be eligible pursuant to the Loan Documents but in no event shall include the Accounts Receivable (a) through (bb) excluded from the definition of Eligible Export-Related Accounts Receivable.

“Eligible Export-Related Overseas Inventory” shall mean Export-Related Overseas Inventory which is acceptable to Lender and which is deemed to be eligible pursuant to the Loan Documents, but in no event shall include the Inventory (a) through (r) excluded from the definition of Eligible Export-Related Inventory.

“Eligible Person” shall mean a sole proprietorship, partnership, limited liability partnership, corporation or limited liability company which (a) is domiciled, organized or formed, as the case may be, in the United States, whether or not such entity is owned by a foreign national or foreign entity; (b) is in good standing in the state of its formation or otherwise authorized to conduct business in the United States; (c) is not currently suspended or debarred from doing business with the United States government or any instrumentality, division, agency or department thereof; (d) exports or plans to export Items; (e) operates and has operated as a going concern for at least one (1) year; (f) has a positive tangible net worth determined in accordance with GAAP; and (g) has revenue generating operations relating to its core business activities for at least one year. An Affiliated Foreign Person that meets all of the requirements of the foregoing definition of Eligible Person other than subclause (a) thereof shall be deemed to be an Eligible Person

“ERISA” shall mean the Employee Retirement Income Security Act of 1974 and the rules and regulations promulgated thereunder

“Export Order” shall mean a documented purchase order or contract evidencing a Buyer’s agreement to purchase the Items from Borrower for export from the United States, which documentation shall include written information that is necessary to confirm such purchase order or contract, including identification of the Items, the name of the Buyer, the country of destination, contact information for the Buyer and the total amount of the purchase order or contract; in the case of Indirect Exports, such documentation shall further include a copy of the written purchase order or contract from a foreign purchaser or other documentation clearly evidencing a foreign purchaser’s agreement to purchase the Items.

“Export-Related Accounts Receivable” shall mean those Accounts Receivable arising from the sale of Items which are due and payable to Borrower in the United States.

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“Export-Related Accounts Receivable Value” shall mean, at the date of determination thereof, the aggregate face amount of Eligible Export-Related Accounts Receivable less taxes, discounts, credits, allowances and Retainages, except to the extent otherwise permitted by Ex-Im Bank in writing.

“Export-Related Borrowing Base” shall mean, at the date of determination thereof, the sum of (a) (if Lender elects to include) the Export-Related Inventory Value or Export-Related Historical Inventory Value multiplied by the Advance Rate applicable to Eligible Export-Related Inventory set forth in Section 5.B.(l.) of the Loan Authorization Agreement, plus (b) the Export-Related Accounts Receivable Value multiplied by the Advance Rate applicable to Eligible Export-Related Accounts Receivable set forth in Section 5.B.(2.) of the Loan Authorization Agreement, plus (c) if permitted by Ex-Im Bank in writing, the Retainage Value multiplied by the Advance Rate applicable to Retainages set fort in Section 5.B.(3.) of the Loan Authorization Agreement, plus (d) the Other Assets set forth in Section 5.B.(4.) of the Loan Authorization Agreement multiplied by the Advance Rate agreed to in writing by Ex-Im Bank, plus (e) if permitted by Ex-Im Bank in writing, the Export-Related Overseas Accounts Receivable Value multiplied by the Advance Rate applicable to Eligible Export-Related Overseas Accounts Receivable set forth in Section 5.B.(5.) of the Loan Authorization Agreement, plus (f) if permitted by Ex-Im Bank in writing, the Export-Related Overseas Inventory Value multiplied by the Advance Rate applicable to Eligible Export-Related Overseas Inventory set forth in Section 5.B.(6.) of the Loan Authorization Agreement, less (g) the amounts required to be reserved pursuant to Sections 4.12 and 4.13 of this Agreement for each outstanding Letter of Credit, less (h) such reserves and in such amounts deemed necessary and proper by Lender from time to time.

“Export-Related Borrowing Base Certificate” shall mean a certificate in the form provided or approved by Lender, executed by Borrower and delivered to Lender pursuant to the Loan Documents detailing the Export-Related Borrowing Base supporting the Credit Accommodations which reflects, to the extent included in the Export-Related Borrowing Base, Export-Related Accounts Receivable, Eligible Export-Related Accounts Receivable, Export-Related Inventory, Eligible Export-Related Inventory, Export-Related Overseas Accounts Receivable, Eligible Export-Related Accounts Receivable, Export-Related Overseas Inventory and Eligible Export-Related Overseas Inventory balances that have been reconciled with Borrower’s general ledger, Accounts Receivable Aging Report and Inventory schedule.

“Export-Related General Intangibles” shall mean the Pro Rata Percentage of General Intangibles determined as of the earlier of: (i) the date such General Intangibles are liquidated and (ii) the date Borrower fails to pay when due any outstanding amount of principal or accrued interest payable under the Loan Documents that becomes the basis for a Payment Default on which a Claim is filed.

“Export-Related Historical Inventory Value” shall mean with respect to a Borrower, the relevant Export-Related Sales Ratio multiplied by the lowest of (i) the cost of such Borrower’s Inventory as determined in accordance with GAAP, or (ii) the market value of such Borrower’s Inventory as determined in accordance with GAAP or (iii) the appraised or orderly liquidation value of such Borrower’s Inventory, if Lender has loans and financial accommodations to such Borrower for which it conducts (or contracts for the performance of) such an appraised or orderly liquidation value.

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“Export-Related Inventory” shall mean the Inventory of Borrower located in the United States that has been purchased, manufactured or otherwise acquired by Borrower for sale or resale as Items, or to be incorporated into Items to be sold or resold pursuant to Export Orders.

“Export-Related Inventory Value” shall mean, at the date of determination thereof, the lowest of (i) the cost of Eligible Exported-Related Inventory as determined in accordance with GAAP, or (ii) the market value of Eligible Export-Related Inventory as determined in accordance with GAAP or (iii) the lower of the appraised market value or orderly liquidation value of the Eligible Export-Related Inventory, if Lender has other loans and financial accommodations to a Borrower for which it conducts (or contracts for the performance of) such an appraised or orderly liquidation value.

“Export-Related Overseas Accounts Receivable” shall mean those Accounts Receivable arising from the sale of Items which are due and payable outside of the United States either to a Borrower or an Affiliated Foreign Person.

“Export-Related Overseas Accounts Receivable Value” shall mean, with respect to a Loan Facility, at the date of determination thereof, the aggregate face amount of Eligible Export-Related Overseas Accounts Receivable less taxes, discounts, credits, allowances and Retainages, except to the extent otherwise permitted by Ex-Im Bank in writing.

“Export-Related Overseas Inventory” shall mean the Inventory of Borrower located outside of the United States that has been purchased, manufactured or otherwise acquired by such Borrower for sale or resale as Items, or to be incorporated into Items to be sold or resold pursuant to Export Orders.

“Export-Related Overseas Inventory Value” shall mean, at the date of determination thereof, the lowest of (i) the cost of Eligible Export-Related Overseas Inventory as determined in accordance with GAAP, (ii) the market value of Eligible Export-Related Overseas Inventory as determined in accordance with GAAP or (iii) the appraised or orderly liquidation value of the Eligible Export-Related Overseas Inventory, if Lender has other loans and financial accommodations to Borrower or an Affiliated Foreign Person for which it conducts (or contracts for the performance of) such a appraised or orderly liquidation.

“Export-Related Sales Ratio” shall mean with respect to a Borrower, the percentage of such Borrower’s total sales revenue derived from the sale of Eligible Export-Related Inventory over a rolling twelve-month period ending no more than ninety (90) days prior to the date of the relevant Export-Related Borrowing Base Certificate

“Extension” shall mean, with respect to a Loan Facility, an amendment to the Loan Authorization Agreement extending the Final Disbursement Date on the same terms and conditions as the Loan Facility for an aggregate period not to exceed one hundred and twenty (120) days beyond the original Final Disbursement Date, either as agreed to in writing by Ex-Im Bank or, in the case of Delegated Authority, as notified by Lender to Ex-Im Bank pursuant to its authority under the Delegated Authority Letter Agreement.

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“Fast Track Lender Agreement” shall mean the Fast Track Lender Agreement, if any, between Ex-Im Bank and Lender.

“Final Disbursement Date” shall mean the last date on which Lender may make a Disbursement set forth in Section 10 of the Loan Authorization Agreement (including as amended by an Extension) or, if such date is not a Business Day, the next succeeding Business Day; provided , however , to the extent that Lender has not received cash collateral in the amount of the Letter of Credit Obligations or an equivalent full indemnity from Borrower or Guarantor, as applicable, with respect to Letter of Credit Obligations outstanding on the Final Disbursement Date, the Final Disbursement Date with respect to an advance to fund a drawing under such Letter of Credit shall be no later than thirty (30) days after any such drawing which may be no later than the expiry date of the Letter of Credit related thereto.

“GAAP” shall mean the generally accepted accounting principles issued in the United States.

“General Intangibles” shall mean all intellectual property and other “general intangibles” (as such term is defined in the UCC).

“Guarantor” shall mean any Person which is identified in Section 3 of the Loan Authorization Agreement who shall guarantee (jointly and severally if more than one) the payment and performance of all or a portion of the Loan Facility Obligations.

“Guarantee Agreement” shall mean a valid and enforceable agreement of guarantee executed by each Guarantor in favor of Lender.

“Indirect Exports” shall mean finished goods or services that are sold by a Borrower to a Buyer located in the United States, are intended for export from the United States, and are identified in Section 4.A.(2.) of the Loan Authorization Agreement.

“Inventory” shall mean all “inventory” (as such term is defined in the UCC), now or hereafter owned or acquired by Borrower, wherever located, including all inventory, merchandise, goods and other personal property which are held by or on behalf of Borrower for sale or lease or are furnished or are to be furnished under a contract of service or which constitute raw materials, work in process or materials used or consumed or to be used or consumed in Borrower’s business or in the processing, production, packaging, promotion, delivery or sh