Drilldown: Patents
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- Airplane (18)
- Airship (15)
- Companies (480)
- Event (141)
- Letters (683)
- Organizations (967)
- Patents (17619)
- Person (2161)
- Publications (24571)
- Techtypes (2388)
Patents > Year filed:
1918
& Office
:
CH
or
GB
or
IN
or
NO
& Granted:
Yes
& Related to aircraft
:
1852-08-14
or
1911-07-04
or
No
or
Yes
& CPCs:
CPC B64C2700/6256
& Number of figures:
4-5 ![](/aero/extensions/Cargo/drilldown/resources/filter-x.png)
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Use the filters below to narrow your results.
Showing below up to 1 result in range #1 to #1.