Drilldown: Patents
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Patents > Year granted:
1912
& Office:
Other
& Applicant type
:
COMPANY + INDIV
or
INDIV
or
INDIV+COMPANY
& National tech categories
:
DE 62c.1
or
DE 77h
& First filing:
No ![](/aero/extensions/Cargo/drilldown/resources/filter-x.png)
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![](/aero/extensions/Cargo/drilldown/resources/filter-x.png)
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