Drilldown: Patents

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Patents > Year granted: 1920 - 1929 & Related to aircraft: Yes & Number of claims: 4-5

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airplane (9) · frame (7) · wings (5) · construction (5) · design (5) · propulsion (4) · propellers (3) · sustentation (3) · military (3) · projectile (2) · Texture (2) · metal (2) · landing (2) · aerodynamics (2) · ascension (2) · aluminum (2) · fuselage (2) · chassis (2) · heavier-than-air (2) · helicopter (2)
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Showing below up to 26 results in range #1 to #26.

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