|
US2225002A
|
|
Control means for rotating wing aircraft
|
|
US2338923A
|
|
Aircraft control
|
|
GB499073A
|
|
Improvements relating to the control of helicopter or rotating wing aircraft
|
|
US2217108A
|
|
Rotating-wing aircraft
|
|
US2209879A
|
|
Rotating wing aircraft
|
|
US2217106A
|
|
Rotor for rotating-wing aircraft
|
|
US2217107A
|
|
Rotor device for rotating-wing aircraft
|
|
GB492013A
|
|
Improvements relating to rotors for rotating wing aircraft
|
|
GB498363A
|
|
Improvements relating to rotors for rotating-wing aircraft
|
|
US1890079A
|
|
Aircraft wing
|
|
US1764554A
|
|
Arrangement of motors on the wings of aircraft
|
|
US1738568A
|
|
Aeroplane of duck-type construction
|
