Drilldown: Patents

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Patents > Year granted: 1920 - 1929 & Number of claims: 6-10 & Number of figures: 8-20

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Tech fields:
airplane (12) · design (7) · airfoil (5) · lift (5) · wings (4) · stability (4) · fuselage (4) · wing (3) · whole (3) · steering (3) · propeller (3) · military (3) · frame (3) · None (3) · aerodynamics (3) · biplane (3)
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None (3) · CPC B64C13/12 (2) · CPC B64C3/00 (2) · CPC B64C39/00 (2) · CPC B64C2001/0081 (2) · CPC B64C2001/0072 (2) · CPC B64C2001/0063 (2) · CPC B64C2700/6233 (2) · CPC Y02T50/433 (2) · CPC Y02T50/40 (2) · CPC B64C1/00 (2)
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