ffi Rolls-RoyceRolls-Royce CorporationPO Box 420Indianapolis, lN 46206-0420USA

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This is to certify that

Aimtefr, Iruc,urrL - Massarftrnstts - USA

approved supplier for the scope specified

pe of approval:Rolls-Royce Corporation Sub Tier Supplier (RRUO)

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and Distributor of Welding and Brazing/Solderirlg Supplies

4951, AMS4954 etc.

Charles H. Huber

number: 105180

date: 15 November 2007

$upersedes all previous approval letters/certificates

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to the terms on the back hereof

Regional Regulatory Authority