Drilldown: Patents
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- Airplane (18)
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- Organizations (967)
- Patents (17620)
- Person (2163)
- Publications (24571)
- Techtypes (2388)
Patents > Year granted:
1882
& Office
:
NO
or
UN
or
Other
& Filing date:
1800 - 1899
& Application number
:
flapping
or
None
& IPCs
:
IPC B64B1/00
or
IPC B64C23/00
or
None
& Number of diagram pages:
2-70 ![](/aero/extensions/Cargo/drilldown/resources/filter-x.png)
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![](/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.
None (2) ·
CPC B64B1/00 (1) ·
CPC B64C11/006 (1) ·
CPC B64C11/343 (1) ·
CPC B64C33/00 (1) ·
CPC B64C33/02 (1) ·
CPC E05G1/024 (2) ·
CPC F03D13/20 (1) ·
CPC F03D15/00 (1) ·
CPC F03D3/00 (1) ·
CPC F03D7/0212 (1) ·
CPC F03D80/00 (1) ·
CPC F03D80/70 (1) ·
CPC F03D9/001 (1) ·
CPC F03D9/28 (1) ·
CPC F05B2260/74 (1) ·
CPC Y02E10/72 (2) ·
CPC Y02E10/728 (1) ·
CPC Y02E10/74 (1)
Showing below up to 9 results in range #1 to #9.