Drilldown: Patents

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Patents > Year filed: 1860 - 1869 & Assigned to: None & National tech categories : USPC 244/153R or USPC 244/30 or None & Cites these patents : 1912 or None

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Office:
Inventors:
Matthew Piers Watt Boulton (2) · André Crestadoro (2) · Jose Pesaña y Piñol (2) · Richard Boyman-Boyman (2)
Inventor country:
Applicant person:
None (10) · Jose Pesaña y Piñol (2) · Richard Boyman-Boyman (2)
Applicant firm:
Applicant type:
Applicant is inventor:
Tech fields:
LTA (12) · navigation (7) · propulsion (6) · Balloon (6) · propeller (5) · kite (5) · marine (4) · dirigible (4) · None (2) · human-powered (2) · rudder (2) · paddle-wheel (2) · ornithopter (2) · launching (2)
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