Drilldown: Patents
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Patents > Office
:
FI
or
GB
or
IN
& Applicant type:
COMPANY + INDIV
& Full specification filed date:
December 19, 1913
& Application number
:
191329313D
or
navigation
or
propulsion
& CPCs:
CPC B64C1/08 ![](/aero/extensions/Cargo/drilldown/resources/filter-x.png)
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Showing below up to 1 result in range #1 to #1.