Drilldown: Patents

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Patents > Year granted: 1860 - 1869 & Cites these patents : USPC 244/87 or None & Number of figures: 1-2

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LTA (8) · propulsion (6) · marine (4) · navigation (4) · balloon (4) · propeller (4) · paddle wheel (3) · kite (3) · military (3) · sail (2) · churns (2) · rudder (2) · car (2) · helicopter (2) · projectile (2) · parachute (2) · Paddle-wheels (2)
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