Drilldown: Patents

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Patents > Year filed: 1890 - 1899 & Number of claims: 6-40 & Number of figures: 3-8

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LTA (14) · frame (11) · propulsion (10) · car (8) · navigation (7) · propeller (7) · flapping (6) · marine (6) · military (6) · balloon (6) · rudder (5) · airfoil (4) · glider (4) · hybrid (3) · design (3) · heavier-than-air (3) · windmill (3) · projectile (3) · airplane (3)
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None (10) · GB 4 without buoyant (5) · USPC 244/28 (4) · GB 4 propel & steer (4) · GB 4 aëroplanes (3) · USPC 244/3.23 (2) · USPC 244/25 (2) · USPC 114/21.1 (2) · USPC 89/1.3 (2) · GB 4 aërostats (2) · GB 4 motors (2)
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