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Patents > Patent agent : Dupont et Elluin or W. H. Babcock & Number of text pages: 2

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Airplane (9) · frame (5) · None (4) · Control (4) · construction (3) · design (3) · fuselage (3) · LTA (3) · Propellers (3) · subsystem (2) · Parachutes (2) · steering (2) · motors (2) · Propulsion (2) · whole (2)
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CPC B64C3/00 (3) · CPC B64C2700/6235 (3) · CPC B64C1/00 (2) · CPC B64C11/14 (2) · CPC B64C13/00 (2) · CPC B64C3/56 (2) · CPC B64C2700/6295 (2) · CPC B64D17/00 (2)
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