MOVING WING AIRPLANES (AERONAUTICAL ENGINEERING)
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BTAERONAUTICAL ENGINEERING
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BTAIRCRAFTS HAVIER THAN AIR, MOTOR POWERED (AERONAUTICAL ENGINEERING)
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UDC629.735.4
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Descriptor GERFLUGZEUGE MIT BEWEGLICHEN FLÜGELN (LUFTFAHRTTECHNIK)
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Descriptor ENGMOVING WING AIRPLANES (AERONAUTICAL ENGINEERING)
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Descriptor FREAÉROPLANES À AILES MOBILES (TECHNIQUE AÉRONAUTIQUE)
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Variant GERDREHFLÜGELFLUGZEUGE (LUFTFAHRTTECHNIK)
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Variant GERROTORFLUGZEUGE (LUFTFAHRTTECHNIK)
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Variant ENGAIRPLANES/MOVING WING AIRPLANES (AERONAUTICAL ENGINEERING)
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Variant ENGROTORCRAFTS (AERONAUTICAL ENGINEERING)
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Variant FREAILES MOBILES/AÉROPLANES À AILES MOBILES (TECHNIQUE AÉRONAUTIQUE)
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NTHELICOPTERS, QUADROTORS, MULTIROTORS (AERONAUTICAL ENGINEERING)