Drilldown: Patents
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- Airplane (18)
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- Letters (683)
- Organizations (964)
- Patents (17579)
- Person (2120)
- Publications (24565)
- Techtypes (2373)
Patents > Year filed:
1911
& Office
:
AT
or
FR
& Applicant firm:
None
& Supplementary to patent:
None
& IPCs
:
IPC B64C3/00
or
IPC B64C33/02
or
IPC B64C35/00
or
IPC B64C39/00
& Number of claims:
4-7 ![](/aero/extensions/Cargo/drilldown/resources/filter-x.png)
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Tech fields:
Showing below up to 9 results in range #1 to #9.