Drilldown: Patents
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Patents > Inventor country
:
ES
or
HU
or
IT
& Applicant firm:
None
& Grant date:
April 1876
& Related to aircraft
:
Yes
or
yes, Jul 6 1908
& Family year:
1876 ![](/aero/extensions/Cargo/drilldown/resources/filter-x.png)
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Showing below up to 1 result in range #1 to #1.