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Patents > Filing date: November 1909 & First filing: Yes & Number of figures: 2-5

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Airplane (11) · frame (8) · propeller (7) · stability (7) · airfoil (5) · whole (4) · None (4) · propulsion (3) · Propellers (3) · rudder (3)
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None (3) · CPC B64C13/00 (3) · CPC B64C2700/6295 (3) · CPC B64C17/00 (3) · CPC B64C39/00 (3) · CPC B64C2700/6256 (2) · CPC B64C23/005 (2)
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