Drilldown: Patents

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Patents > Filing date: June 1917 & Related to aircraft: 1

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None (10) · Spenser Aldborough Flower (3) · Emil Schimanek (2) · Thomas Sopwith (2) · Anton Flettner (2) · Williams INT (2)
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None (10)
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None (8) · CPC B64C13/00 (5) · CPC B64B1/00 (3) · CPC B64C23/005 (3) · CPC B64C35/00 (3) · CPC B64C11/00 (2) · CPC B64C11/006 (2) · CPC B64C33/02 (2)
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Showing below up to 53 results in range #1 to #53.

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