Drilldown: Patents

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Patents > Year filed: 1860 - 1869 & IPCs: None & Number of text pages: 1-3

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Inventors:
William H. Holland (3) · William R. Manley (2)
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Applicant person:
None (5) · William H. Holland (3)
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Tech fields:
marine (8) · propeller (7) · propulsion (6) · projectile (5) · paddle-wheel (5) · paddle wheel (5) · military (5) · windmill (3) · flapping (3) · LTA (3) · navigation (3) · feathering (3) · churn (3) · churns (2) · balloon (2) · parachute (2) · paddle-wheels (2) · car (2)
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