Drilldown: Patents

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Patents > Filing date: 1800 - 1899 & National tech categories : DE 77h or GB 4 propel & steer or USPC 244/153R or USPC 244/90R & First filing: None & Cites these patents : Patent AT-1909-47911 or Patent GB-1909-25116 or None

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Inventors:
James Grieve Lorrain (3) · Ernest Wilson (3) · Hiram Stevens Maxim (2) · Patrick Young Alexander (2) · John MacHaffie (2) · Charles John Evans (2) · Gustav Koch (2)
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propulsion (29) · propeller (19) · navigation (16) · LTA (13) · frame (12) · subsystem (10) · rudder (10) · electricity (8) · heavier-than-air (8) · jet (7) · balloon (7) · car (7) · marine (6) · valve (5) · steam (5) · wings (5) · ascension (5)
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