Drilldown: Patents
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- Airplane (18)
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- Event (141)
- Letters (683)
- Organizations (965)
- Patents (17612)
- Person (2132)
- Publications (24568)
- Techtypes (2381)
Patents > Year filed:
1909
& Grant date:
1900 - 1999
& IPCs:
IPC B64C1/00
& CPCs
:
CPC B64B1/00
or
CPC B64C13/00
or
CPC B64C17/00
or
CPC B64C3/385
or
CPC B64C33/02
or
CPC B64C39/005
& Number of text pages:
1-2
& Number of figures:
1-2 ![](/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)
Use the filters below to narrow your results.
Showing below up to 4 results in range #1 to #4.