Drilldown: Patents
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- Airplane (18)
- Airship (15)
- Companies (476)
- Event (141)
- Letters (683)
- Organizations (964)
- Patents (17575)
- Person (2118)
- Publications (24564)
- Techtypes (2373)
Patents > Year granted:
1910 - 1919
& Related to aircraft
:
Yes
or
flapping
or
navigation
& IPCs
:
IPC B64C11/00
or
IPC B64C31/06
& CPCs:
CPC Y02E10/74 ![](/aero/extensions/Cargo/drilldown/resources/filter-x.png)
![](/aero/extensions/Cargo/drilldown/resources/filter-x.png)
![](/aero/extensions/Cargo/drilldown/resources/filter-x.png)
![](/aero/extensions/Cargo/drilldown/resources/filter-x.png)
![](/aero/extensions/Cargo/drilldown/resources/filter-x.png)
![](/aero/extensions/Cargo/drilldown/resources/filter-x.png)
![](/aero/extensions/Cargo/drilldown/resources/filter-x.png)
![](/aero/extensions/Cargo/drilldown/resources/filter-x.png)
![](/aero/extensions/Cargo/drilldown/resources/filter-x.png)
![](/aero/extensions/Cargo/drilldown/resources/filter-x.png)
Use the filters below to narrow your results.
Showing below up to 1 result in range #1 to #1.