Drilldown: Patents
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Choose a table:
- Airplane (18)
- Airship (15)
- Companies (481)
- Event (141)
- Letters (683)
- Organizations (969)
- Patents (17649)
- Person (2204)
- Publications (24578)
- Techtypes (2418)
Use the filters below to narrow your results.
aerodrome (1) ·
balloon (1) ·
car (1) ·
control (1) ·
cost (1) ·
frame (1) ·
helicopter (1) ·
LTA (4) ·
marine (1) ·
navigation (2) ·
parachute (1) ·
propeller (1) ·
propulsion (2) ·
safety (1)
Showing below up to 4 results in range #1 to #4.