Drilldown: Patents

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Patents > Assigned to: None & CPCs: CPC B64C11/00 & Number of figures: 1-4

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None (6) · Louis Blériot (2) · William H. Holland (2) · Antoine-Padoue Filippi (2) · Gianni Caproni (2) · Marguerite de Lesseps (2) · Hellmuth Hirth (2)
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None (9) · Louis Blériot (2) · William H. Holland (2) · Gianni Caproni (2) · Marguerite de Lesseps (2) · Hellmuth Hirth (2)
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Tech fields:
propulsion (16) · propellers (15) · design (11) · Propeller (8) · airplane (7) · construction (5) · whole (4) · paddle wheel (4) · marine (4) · aerial propeller (4) · frame (4) · fuselage (3) · Subsystem (3) · aerodynamics (3) · motors (2) · None (2) · airfoil (2)
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