Matches 151 - 188 out of 188 < 1 2 3 4


Match Document Document Title
2992684 Impulse and reactive tip-driven rotor  
2990139 Airship with feathering paddle wheels  
2989271 Vertical rising aircraft  
2989125 Differential system with variable diameter sheaves  
2989128 Swinging drawbar assembly for three point hitch  
2986359 Airplane lifting device  
2981501 Directional thrust control means  
2980365 Aircraft with rotary lifting airfoils  
2978205 Tip-jet driven ducted fan for aircraft  
2973166 Turbine principle helicopter-type blade for aircraft  
2969937 Aircraft rotor driving means  
2967028 Jet-propelled airplane  
2960281 Control device for the air intake of a jet propulsion unit  
2954614 Flight training apparatus for hovering type aircraft  
2951661 Aircraft having a plurality of annular wings  
2951660 Method and means for controlling the jet thrust of an aircraft  
2947499 Jet propulsion for aircraft and control means therefor  
2947500 Rocket power plants for aircraft and the like  
2945649 Aircraft control systems  
2943816 Vertical take-off high-speed aircraft  
2939654 Device for the simultaneous control of lifting and directional elements  
2933891 Jet pipe arrangements for jet propulsion engines  
2930546 Jet aircraft convertible for vertical ascent and horizontal flight  
2918231 Fluid sustained and fluid propelled aircraft  
2918233 Aerodyne with external flow  
2918232 Twin shroud aerodyne  
2912188 Jet propelled aircraft with tiltable combustion chambers  
2887284 Fluid jet sustained and controlled aircraft  
2886262 Aircraft jet system with adjustable nozzle  
2885159 Aircraft having orientable jet nozzle arrangement  
2879957 Fluid sustained aircraft  
2870978 Controls for aircraft  
2862651 Gravity control apparatus  
2843340 Jet aircraft  
2838257 Jet sustained aircraft with enclosed compressor rotor  
2834560 Fluid propelled aircraft  
2828929 Wingless aircraft  
2802333 Variable area and direction changing propulsive nozzle  
Matches 151 - 188 out of 188 < 1 2 3 4