Drilldown: Patents
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- Airplane (18)
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- Companies (480)
- Event (141)
- Letters (683)
- Organizations (967)
- Patents (17619)
- Person (2161)
- Publications (24571)
- Techtypes (2388)
Patents > Year filed:
1920 - 1929
& Office
:
CA
or
GB
or
Other
or
None
& Applicant type
:
COMAPNY+INDIV
or
FIRM
or
INDIV
or
None
& Number of text pages:
1-2
& Number of claims:
3 ![](/aero/extensions/Cargo/drilldown/resources/filter-x.png)
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Use the filters below to narrow your results.
Showing below up to 7 results in range #1 to #7.