Drilldown: Patents
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Choose a table:
- Airplane (18)
- Airship (15)
- Companies (481)
- Event (141)
- Letters (683)
- Organizations (969)
- Patents (17647)
- Person (2202)
- Publications (24577)
- Techtypes (2415)
Use the filters below to narrow your results.
None (1) ·
aluminum (1) ·
balloon (1) ·
car (1) ·
cargo (1) ·
dirigible (1) ·
frame (3) ·
human-powered (1) ·
hybrid (1) ·
LTA (2) ·
metal (1) ·
navigation (2) ·
passenger (1) ·
propeller (3) ·
propulsion (2) ·
rigid (1) ·
safety (1) ·
steam (1) ·
steam engine (1) ·
subsystem (1)
Showing below up to 7 results in range #1 to #7.