Drilldown: Patents
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- Airplane (18)
- Airship (15)
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- Letters (683)
- Organizations (967)
- Patents (17614)
- Person (2149)
- Publications (24570)
- Techtypes (2381)
Patents > Year granted:
1910 - 1919
& Office
:
BE
or
CA
or
GB
or
NL
& Applicant type
:
Other
or
None
& CPCs:
CPC B64C2700/6235
& Number of claims:
4-6
& Number of figures:
1-3 ![](/aero/extensions/Cargo/drilldown/resources/filter-x.png)
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Use the filters below to narrow your results.
Showing below up to 3 results in range #1 to #3.