Drilldown: Patents
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Patents > Year filed:
1897
& Office
:
BE
or
US
& Filing date:
1890 - 1899
& Granted:
Yes
& Related to aircraft
:
0.5
or
1909-11-30
or
Other
& First filing:
None
& Number of claims:
None ![](/aero/extensions/Cargo/drilldown/resources/filter-x.png)
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