Drilldown: Patents
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- Airplane (18)
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- Companies (475)
- Event (141)
- Letters (683)
- Organizations (965)
- Patents (17495)
- Person (2096)
- Publications (24551)
- Techtypes (2366)
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ascension (2) ·
ballast (1) ·
balloon (2) ·
barometer (1) ·
cybernetics (1) ·
dirigible (1) ·
Drachenflieger (1) ·
electricity (1) ·
frame (2) ·
gas (1) ·
hot air (1) ·
instrument (1) ·
kite (1) ·
LTA (7) ·
navigation (1) ·
ornithopter (1) ·
parachute (1) ·
piloting (1) ·
propeller (2) ·
propulsion (3) ·
rudder (1) ·
stability (1) ·
traction (1)
Showing below up to 10 results in range #1 to #10.