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US2263992A
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Control system for airplanes
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US2254304A
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Aileron and flap
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US2194796A
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Airplane control surfaces
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US2218822A
|
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Control surface for airplanes
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US2205479A
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Wing flap
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GB412057A
|
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Improvements in aeroplane construction
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US2115225A
|
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Flap
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DE651096C
|
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Airplane with ailerons arranged over the main wings
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US2119089A
|
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Flap construction
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US1971592A
|
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Aileron and flap construction
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US1971591A
|
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Aileron
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US2119305A
|
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Simplified flap operating means
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US2173674A
|
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Aileron device
|
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US2170887A
|
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Flap device
|
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US2170886A
|
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Airfoil mechanism
|
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US2147360A
|
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Airplane control apparatus
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GB416715A
|
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Aircraft
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DE605554C
|
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Device for increasing the lift of aircraft wings
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US2113910A
|
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Airfoil
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GB404269A
|
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Improvements in aircraft and control thereof
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