Drilldown: Patents
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- Airplane (18)
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- Patents (17614)
- Person (2150)
- Publications (24570)
- Techtypes (2381)
Patents > Year filed:
1911
& Grant date:
January 1912
& Supplementary to patent:
None
& National tech categories
:
AT 77d
or
FR 6.4
or
USPC 244/119
& CPCs
:
CPC B64C13/00
or
CPC B64C2700/6256
or
CPC B64C35/00
or
CPC B64C39/00
& First filing:
Yes ![](/aero/extensions/Cargo/drilldown/resources/filter-x.png)
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Showing below up to 2 results in range #1 to #2.