Drilldown: Patents
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- Patents (17575)
- Person (2118)
- Publications (24564)
- Techtypes (2373)
Patents > Office
:
CL
or
DE
or
GB
& CPCs
:
CPC B64B1/58
or
CPC B64C13/00
or
CPC B64C3/385
& Family year:
1890 - 1899
& Citations from after 1930:
None
& Number of claims:
None ![](/aero/extensions/Cargo/drilldown/resources/filter-x.png)
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Showing below up to 2 results in range #1 to #2.