Drilldown: Patents
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- Airplane (18)
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- Companies (481)
- Event (141)
- Letters (683)
- Organizations (969)
- Patents (17648)
- Person (2199)
- Publications (24575)
- Techtypes (2413)
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balloon (3) ·
car (1) ·
design (1) ·
dirigible (1) ·
electricity (1) ·
frame (4) ·
kite (1) ·
LTA (4) ·
marine (1) ·
navigation (4) ·
propeller (3) ·
propulsion (5) ·
rudder (1) ·
sail (2) ·
stability (1) ·
takeoff (1) ·
velocipede (1)
Showing below up to 8 results in range #1 to #8.