HELICOPTERS (MILITARY AIRCRAFT)
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BTRECONNAISSANCE, TRANSPORT AND REFUELING AIRCRAFT (MILITARY AIRCRAFT)
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BTCOMBAT AIRCRAFT (MILITARY ENGINEERING)
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UDC623,042.14
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Descriptor GERHUBSCHRAUBER (MILITÄRFLUGZEUGE)
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Descriptor ENGHELICOPTERS (MILITARY AIRCRAFT)
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Descriptor FREHÉLICOPTÈRES (AVIONS MILITAIRES)