Drilldown: Patents
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- Airplane (18)
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- Companies (475)
- Event (141)
- Letters (683)
- Organizations (965)
- Patents (17522)
- Person (2105)
- Publications (24555)
- Techtypes (2370)
Patents > Year granted:
1890 - 1899
& Related to aircraft
:
-1
or
Partially
& Assigned to:
None
& CPCs:
None ![](/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)
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None (2) ·
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motors (1) ·
navigation (4) ·
pistons (1) ·
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rope (1) ·
safety (4) ·
steam (2)
Showing below up to 12 results in range #1 to #12.