Drilldown: Patents
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Patents > Year granted:
1920 - 1929
& Inventor country:
US
& Applicant firm:
None
& Applicant is inventor:
Yes
& Supplementary to patent:
Dec 28, 1917 in the U.S.
& IPCs
:
IPC B64B1/58
or
IPC B64C13/00
or
IPC B64C25/00
or
IPC B64C3/00
or
IPC B64C39/00 ![](/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 1 result in range #1 to #1.