Drilldown: Patents

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Patents > Office: GB & National tech categories: None & Family year: 1890 - 1899

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Inventors:
Edward Joel Pennington (2) · August Riedinger (2) · Edward Smethurst (2) · Joseph Hofmann (2)
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Tech fields:
None (20) · LTA (13) · propulsion (13) · balloon (11) · propeller (10) · navigation (9) · frame (8) · rudder (8) · stability (6) · wheels (6) · airplane (6) · hybrid (5) · airfoil (5) · design (4) · parachute (4) · car (4) · electricity (3) · ballonet (3) · takeoff (3) · compartments (3)
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Showing below up to 59 results in range #1 to #59.

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