Drilldown: Patents
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- Airplane (18)
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- Letters (683)
- Organizations (964)
- Patents (17557)
- Person (2114)
- Publications (24564)
- Techtypes (2373)
Patents > Year filed:
1918
& Office
:
FR
or
US
& Granted:
Yes
& Related to aircraft:
1
& National tech categories
:
FR 5
or
FR 5.3
or
USPC 244/80
& IPCs
:
IPC B64C3/00
or
IPC B64C39/00 ![](/aero/extensions/Cargo/drilldown/resources/filter-x.png)
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![](/aero/extensions/Cargo/drilldown/resources/filter-x.png)
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Showing below up to 1 result in range #1 to #1.