Drilldown: Patents
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- Patents (17619)
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- Techtypes (2388)
Patents > Year granted:
1910 - 1919
& Office
:
BE
or
CH
or
DE
or
NL
or
Other
& Applicant firm
:
Société anonyme Astra AB
or
Varioplane Company
& Related to aircraft
:
1
or
DE 369478
or
Yes ![](/aero/extensions/Cargo/drilldown/resources/filter-x.png)
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![](/aero/extensions/Cargo/drilldown/resources/filter-x.png)
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Showing below up to 13 results in range #1 to #13.