Drilldown: Patents
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Patents > Inventor country
:
CA
or
US
& Filing date:
July 23, 1909
& Supplementary to patent
:
Patent FR-1907-373818
or
Patent FR-1909-420322
or
Patent US-1908-927605
& IPCs
:
IPC B64C3/18
or
IPC B64C3/38
or
IPC B64C3/54
or
IPC B64C39/00 ![](/aero/extensions/Cargo/drilldown/resources/filter-x.png)
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