Drilldown: Patents
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Patents > Office
:
AH
or
FR
or
IT
& Filing date:
October 1910
& Publication date:
1911
& Supplementary to patent
:
Patent BE-1910-05-06-Santo
or
Patent GB-1909-12556
or
None
& IPCs
:
IPC B64C11/00
or
IPC B64C25/00
or
IPC B64C39/00 ![](/aero/extensions/Cargo/drilldown/resources/filter-x.png)
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Showing below up to 2 results in range #1 to #2.