Drilldown: Patents

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Patents > Year granted: 1920 & Number of figures: 6-7

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Inventors:
None (5) · Federico Caproni (2) · John Arthur Weis (2) · Gianni Caproni (2)
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None (9) · John Arthur Weis (2) · Gianni Caproni (2)
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Tech fields:
airplane (12) · construction (10) · frame (9) · design (8) · propellers (6) · wings (5) · control (4) · None (4) · propulsion (3) · aerodynamics (3) · whole (3) · motors (3) · Ascension (3)
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CPCs:
None (6) · CPC B64C3/56 (4) · CPC B64C11/04 (3) · CPC B64C3/00 (2) · CPC B64C13/12 (2) · CPC B64C3/18 (2)
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