Drilldown: Patents
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- Airplane (18)
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- Patents (17614)
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- Publications (24569)
- Techtypes (2381)
Patents > Year filed:
1912
& Related to aircraft
:
1912-01-30
or
Yes
or
marine
& National tech categories
:
USPC 244/153R
or
USPC 244/3.23
or
USPC 244/80
& CPCs
:
CPC B64B1/58
or
CPC B64C17/00
or
CPC B64C39/005 ![](/aero/extensions/Cargo/drilldown/resources/filter-x.png)
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![](/aero/extensions/Cargo/drilldown/resources/filter-x.png)
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Use the filters below to narrow your results.
Showing below up to 5 results in range #1 to #5.