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Patents > Tech fields : Safety or balloon & Family year: 1890 - 1899

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Office:
Inventors:
Louis-Étienne Roze (5) · Henry Boinet (4) · Stewart Cairncross (4) · Louis Capazza (3) · de Préneuf (3) · Georg Gabrielii (2) · Edward Zarski (2) · Joseph Monpelas de Dax (2) · William Cowell Sly (2) · Juppont (2) · August Riedinger (2) · Firmin Bousson (2) · Max Nathan (2) · Sophus Hartmann (2)
Applicant person:
None (38) · de Préneuf (3) · Louis-Étienne Roze (3) · Alfred Julius Boult (2) · August Riedinger (2) · William Cowell Sly (2) · Juppont (2) · Edward Zarski (2) · Georg Gabrielii (2) · Sophus Hartmann (2) · Max Nathan (2)
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Related to aircraft:
National tech categories:
FR 6.3 (24) · None (17) · DE 77 (11) · GB 4 with buoyant (3) · USPC 244/30 (3) · GB 4 propel & steer (3) · GB 4 without buoyant (3) · USPC 244/97 (2) · USPC 244/93 (2) · USPC 244/51 (2) · USPC 244/32 (2) · USPC 244/26 (2) · USPC 244/25 (2) · AT 77d (2) · RU Group V (2) · USPC 244/99 (2) · GB 4 aërostats (2) · GB 4 starting (2) · CA 244/25 (2) · CH 115 (2)
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Cites these patents:
Citations from after 1930:
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