Drilldown: Patents
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Patents > Granted:
Yes
& Supplementary to patent
:
Patent FR-1911-430455
or
None
& Related to aircraft
:
1/2
or
1912-01-30
or
No
or
yes, Jul 6 1908
& National tech categories:
None
& Family year:
1790 - 1799 ![](/aero/extensions/Cargo/drilldown/resources/filter-x.png)
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Showing below up to 1 result in range #1 to #1.