Drilldown: Patents
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Patents > Office
:
AT
or
GB
or
LU
& Inventor country
:
CA
or
HU
or
IT
& Applicant is inventor:
Yes
& Grant date:
1917
& Supplementary to patent
:
Patent BE-1909-214032
or
None
& Related to aircraft:
Yes
& Number of figures:
4-6 ![](/aero/extensions/Cargo/drilldown/resources/filter-x.png)
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Showing below up to 1 result in range #1 to #1.