Drilldown: Patents
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- Airplane (18)
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- Companies (481)
- Event (141)
- Letters (683)
- Organizations (969)
- Patents (17648)
- Person (2202)
- Publications (24575)
- Techtypes (2415)
Use the filters below to narrow your results.
None (1) ·
aerodynamics (1) ·
airplane (2) ·
cellulose acetate (1) ·
chemical (1) ·
elasticity (1) ·
electricity (1) ·
electronics (1) ·
energy (1) ·
engine (1) ·
frame (1) ·
hangars (1) ·
helicopter (1) ·
hybrid (1) ·
hydrodynamics (1) ·
landing (1) ·
landing gear (1) ·
marine (1) ·
ornithopter (1) ·
paddles (1) ·
propeller (2) ·
propulsion (3) ·
remote control (1) ·
safety (1) ·
ski (1) ·
snow (2) ·
stability (2) ·
steering (1) ·
surface (1) ·
wings (2)
Showing below up to 13 results in range #1 to #13.