Drilldown: Patents
Jump to navigation
Jump to search
Choose a table:
- Airplane (18)
- Airship (15)
- Companies (475)
- Event (141)
- Letters (683)
- Organizations (964)
- Patents (17538)
- Person (2109)
- Publications (24559)
- Techtypes (2373)
Patents > Year granted:
1917
& Related to aircraft
:
1
or
1/2
& IPCs
:
IPC B64B1/40
or
IPC B64B1/58
or
IPC B64C27/04
& First filing:
No
& Citations from after 1930:
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)
![](/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.