Drilldown: Patents

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Patents > Grant date: 1860 - 1869 & IPCs: None & Number of text pages: 1-3

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Inventors:
William R. Manley (3) · William H. Holland (3)
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None (14) · William H. Holland (3)
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Tech fields:
marine (13) · propeller (11) · propulsion (8) · paddle-wheel (8) · military (7) · projectile (7) · paddle wheel (5) · LTA (4) · churn (4) · navigation (4) · parachute (3) · windmill (3) · flapping (3) · feathering (3)
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Showing below up to 55 results in range #1 to #55.

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