Drilldown: Patents

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Patents > Office : CA or IN or US or Other & Applicant is inventor: Yes & Publication date: 1900 - 1999 & CPCs: CPC B64C23/005 & Citations from after 1930: None & Number of figures: 2-3

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airplane (18) · hybrid (13) · Propulsion (13) · helicopter (9) · Design (9) · propellers (8) · Ascension (8) · lift (6) · wings (5) · Control (5) · construction (5) · stability (5) · sustentation (4) · frame (4) · Cables (3) · Steering (3) · propeller (3) · gyroscope (3) · takeoff (3) · aerodynamics (3)
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