Drilldown: Patents
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Choose a table:
- Airplane (18)
- Airship (15)
- Companies (475)
- Event (141)
- Letters (683)
- Organizations (964)
- Patents (17548)
- Person (2112)
- Publications (24562)
- Techtypes (2373)
Patents > Office :
DE or
FR
& Related to aircraft :
1 or
1912-01-30
& National tech categories:
DE 77
& IPCs :
IPC B64B1/58 or
IPC B64B1/62
Use the filters below to narrow your results.
balloon (1) ·
car (1) ·
dirigible (1) ·
electricity (1) ·
frame (2) ·
gas (1) ·
hot air (1) ·
LTA (4) ·
navigation (2) ·
parachute (1) ·
propeller (1) ·
propulsion (2) ·
rudder (1) ·
sail (1) ·
Tragschirm (1)
Showing below up to 4 results in range #1 to #4.