Drilldown: Patents
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Patents > Office
:
BE
or
US
& Inventor country:
IT
& Supplementary to patent:
Patent BE-1913-255172
& Related to aircraft
:
1852-08-14
or
Yes
or
frame
or
navigation
& IPCs
:
IPC B64C13/00
or
None
& First filing:
No ![](/aero/extensions/Cargo/drilldown/resources/filter-x.png)
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Showing below up to 2 results in range #1 to #2.