Drilldown: Patents

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Patents > Applicant is inventor: Yes & National tech categories : DE 77 or USPC 244/30 & First filing: No

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Office:
Inventors:
Gustav Koch (2) · Stewart Cairncross (2) · Rudolf Chillingworth (2) · F. Gaebert (2) · Louis-Étienne Roze (2) · Carl Alfred Johansson (2)
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Tech fields:
LTA (38) · balloon (18) · propulsion (18) · navigation (16) · frame (15) · car (14) · propeller (8) · stability (6) · parachute (4) · dirigible (4) · None (4) · piloting (3) · marine (3) · rudder (3) · flapping (3)
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Citations from after 1930:
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Showing below up to 58 results in range #1 to #58.

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