Drilldown: Patents
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- Airplane (18)
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- Letters (683)
- Organizations (965)
- Patents (17585)
- Person (2124)
- Publications (24566)
- Techtypes (2376)
Patents > Applicant type:
None
& Supplementary to patent:
None
& Related to aircraft
:
flapping
or
None
& CPCs
:
CPC B64B1/40
or
CPC B64C17/00
or
CPC B64C2700/6218
or
CPC B64C33/02
or
None
& Family year:
1890 - 1899 ![](/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 6 results in range #1 to #6.