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Patents > CPCs : CPC B64C2700/6271 or CPC B64C2700/6274 & Number of text pages: 3-4

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Inventors:
Charles Wolf (2) · Gustav Mees (2) · Ernest William Welsh (2) · Thomas Augustus Dring (2)
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Charles Wolf (2) · Gustav Mees (2) · Ernest William Welsh (2) · Thomas Augustus Dring (2)
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Tech fields:
airplane (15) · None (13) · propulsion (12) · propellers (12) · design (10) · lift (8) · ascension (7) · construction (7) · sustentation (6) · aerodynamics (6) · helicopter (6) · Wings (5) · Control (5) · hybrid (4) · stability (4) · descent (3) · whole (3) · propeller (3) · parachutes (3) · LTA (3)
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