Drilldown: Patents
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- Airplane (18)
- Airship (15)
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- Letters (683)
- Organizations (967)
- Patents (17619)
- Person (2162)
- Publications (24571)
- Techtypes (2388)
Patents > Inventor country :
AU or
CH
& Related to aircraft :
1912-01-30 or
None
& National tech categories :
FR 2 or
FR 6.4 or
GB 4 propel & steer
& IPCs :
IPC B64C1/00 or
IPC B64C3/54 or
None
Use the filters below to narrow your results.
Showing below up to 1 result in range #1 to #1.