Drilldown: Patents
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Patents > Grant date:
1900 - 1999
& Supplementary to patent
:
Patent FR-1917-504302
or
Patent GB-1909-12556
& Related to aircraft
:
0
or
None
& Number of figures:
4-5 ![](/aero/extensions/Cargo/drilldown/resources/filter-x.png)
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Showing below up to 1 result in range #1 to #1.