Drilldown: Patents
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Patents > Filing date:
January 1914
& Grant date:
1914
& IPCs
:
IPC B64B1/00
or
IPC B64B1/58
or
IPC B64C3/52
or
IPC B64C31/06 ![](/aero/extensions/Cargo/drilldown/resources/filter-x.png)
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Showing below up to 2 results in range #1 to #2.