Drilldown: Patents
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Choose a table:
- Airplane (18)
- Airship (15)
- Companies (475)
- Event (141)
- Letters (683)
- Organizations (965)
- Patents (17491)
- Person (2094)
- Publications (24551)
- Techtypes (2366)
Patents > Granted:
Yes
& National tech categories
:
USPC 244/30
or
None
& Citations from after 1930:
5 ![](/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.
CPC B63H1/12 (1) ·
CPC B64B1/00 (2) ·
CPC B64C11/04 (1) ·
CPC B64C11/065 (1) ·
CPC B64C11/343 (1) ·
CPC B64C11/48 (1) ·
CPC B64C17/00 (1) ·
CPC B64C27/82 (1) ·
CPC B64C2700/6212 (1) ·
CPC B64C39/005 (1) ·
CPC B64F1/20 (1) ·
CPC E05G1/024 (1) ·
CPC F16B2/02 (1) ·
CPC F16B2200/10 (1) ·
CPC F16B2200/40 (1) ·
CPC Y10T403/4677 (1) ·
CPC Y10T403/4694 (1) ·
CPC Y10T74/19014 (1) ·
CPC Y10T83/9473 (1)
Showing below up to 11 results in range #1 to #11.