Drilldown: Patents
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Patents > Office
:
CA
or
DK
or
US
or
Other
& Publication date:
1900 - 1999
& IPCs
:
IPC B64C25/00
or
IPC B64C3/56
& Citations from after 1930:
None
& Number of claims:
5-50000000 ![](/aero/extensions/Cargo/drilldown/resources/filter-x.png)
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![](/aero/extensions/Cargo/drilldown/resources/filter-x.png)
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Showing below up to 12 results in range #1 to #12.