Drilldown: Patents
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- Airplane (18)
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- Letters (683)
- Organizations (965)
- Patents (17589)
- Person (2128)
- Publications (24566)
- Techtypes (2377)
Patents > Year granted:
1914
& Related to aircraft
:
1911-07-04
or
Yes
& National tech categories:
FR 6.4
& IPCs
:
IPC B64B1/00
or
IPC B64C39/00
& CPCs
:
CPC B64B1/58
or
CPC B64C13/00
or
CPC B64C2700/6256
or
CPC 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 4 results in range #1 to #4.