Drilldown: Patents
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Patents > Office
:
BE
or
GB
or
NO
& Inventor country:
FR
& Applicant is inventor:
No
& Application number
:
191400867D
or
propeller
& Assigned to:
None
& Citations from after 1930:
None ![](/aero/extensions/Cargo/drilldown/resources/filter-x.png)
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Showing below up to 1 result in range #1 to #1.