Drilldown: Patents

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Patents > Year granted: 1890 - 1899 & National tech categories : DE 77 or USPC 244/22

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Inventors:
F. Gaebert (4) · None (2) · Rudolf Chillingworth (2) · Edward Joel Pennington (2) · Carl Georg Rodeck (2) · Carl Friedrich Billwiller (2) · Otto Schmidt (2) · Federico Capone (2) · Ferdinand von Zeppelin (2) · Richard Czygan (2) · Raphael Ernst May (2) · Hermann Israel (2)
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Applicant person:
None (39) · F. Gaebert (3) · Richard Czygan (2) · Carl Georg Rodeck (2) · Carl Friedrich Billwiller (2) · Raphael Ernst May (2) · Otto Schmidt (2) · Federico Capone (2) · Ferdinand von Zeppelin (2)
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Tech fields:
LTA (50) · propulsion (23) · balloon (21) · navigation (18) · propeller (17) · frame (16) · car (13) · None (10) · captive (7) · airship (7) · dirigible (6) · gas (5) · kite (5) · electricity (5) · stability (5) · sail (4) · marine (4) · parachute (4) · rudder (4) · design (4)
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