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Patents > Supplementary to patent: None & Patent agent : Dupont et Elluin or J. S. Alford

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None (12) · Airplane (7) · construction (7) · design (5) · Frame (5) · stability (4) · Propellers (3) · nervure (3) · navigation (3) · aerodynamics (3) · fuselage (3) · wings (3) · control (3)
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CPC B64C3/00 (4) · CPC B64C2700/6235 (3) · CPC B64C17/00 (2) · CPC B64C35/00 (2) · CPC B64C39/00 (2) · CPC B64D1/04 (2) · CPC B64C2700/6295 (2) · CPC B64F2700/6261 (2) · CPC B64C1/00 (2) · CPC B64D17/00 (2)
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