Drilldown: Patents

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Patents > Year filed: 1860 - 1869 & National tech categories : USPC 244/64 or None

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Office:
Inventors:
Matthew Piers Watt Boulton (3) · William R. Manley (2) · André Crestadoro (2) · Watson F. Quinby (2) · Jose Pesaña y Piñol (2)
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Applicant person:
None (10) · Watson F. Quinby (2) · Jose Pesaña y Piñol (2)
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Tech fields:
LTA (11) · propulsion (8) · navigation (7) · balloon (5) · propeller (5) · marine (5) · windmill (3) · paddle-wheel (3) · human-powered (3) · dirigible (3) · feathering (3)
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Showing below up to 54 results in range #1 to #54.

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