Drilldown: Patents

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Patents > Inventor location: None & Tech fields: stability & Filing date: 1800 - 1899

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Inventors:
Perham Wilhelm Nahl (3) · George W. Turner (2) · William Beeson (2) · Frederick William Zimer (2) · Folacci (2) · Leonardo Torres Quevedo (2)
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None (13) · FR 6.3 (6) · DE 77 (5) · GB 4 propel & steer (4) · USPC 244/16 (3) · USPC 244/153R (3) · GB 4 with buoyant (3) · USPC 244/3.27 (3) · GB 4 aëroplanes (3) · GB 4 without buoyant (2) · USPC 74/5.22 (2) · USPC 244/3.3 (2) · USPC 244/30 (2) · USPC 244/97 (2) · GB 4 aërostats (2) · GB 4 starting (2) · USPC 244/3.23 (2) · USPC 244/93 (2) · USPC 102/494 (2) · USPC 244/64 (2)
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