Drilldown: Patents
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Patents > Office
:
AH
or
DE
or
SU
or
US
& Inventor country:
DE
& Related to aircraft
:
1852-08-14
or
No
or
Partially
or
marine ![](/aero/extensions/Cargo/drilldown/resources/filter-x.png)
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Showing below up to 18 results in range #1 to #18.
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