Drilldown: Patents
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- Airplane (18)
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- Patents (17585)
- Person (2124)
- Publications (24566)
- Techtypes (2376)
Patents > Year filed:
1894
& Office :
BE or
US
& Granted:
Yes
& Related to aircraft :
0.5 or
1909-11-30 or
Other
& National tech categories :
GB 4 propel & steer or
USPC 416/87
Use the filters below to narrow your results.
Showing below up to 1 result in range #1 to #1.