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Patents > Tech fields: gas & Patent agent: None & Citations from after 1930: None

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Office:
Inventors:
None (14) · Johannes Schilling (7) · Walter Hermann von Mach (6) · Henry Boinet (6) · Ralph Hazlett Upson (4) · Oskar Nauss (3) · Reinhold Richter (3) · de Préneuf (3) · Albert Jouveneau (2) · George Sutherland Dodman (2) · Ernő Noll (2) · Georges Juchmès (2)
Inventor country:
Applicant person:
None (64) · Johannes Schilling (6) · de Préneuf (3) · Oskar Nauss (3) · Walter Hermann von Mach (2) · Reinhold Richter (2) · George Sutherland Dodman (2) · Michael Henry (2) · Walter Herrmann von Mach (2) · Ernő Noll (2)
Applicant is inventor:
Tech fields: (Click arrow to add another value)
Full specification filed date:
Granted:
Related to aircraft:
Patent agent: (Click arrow to add another value)
National tech categories:
None (27) · DE 77h.3 (9) · HU V/h (9) · AT 77d (9) · DE 77h.4 (8) · FR 6.3 (7) · DE 77 (6) · USPC 244/97 (4) · RU Group V (4) · DE 77h (4) · DK 77 (3) · GB 4 aërostats (3) · FR 6.4 (2) · IT 8 (2) · GB 4 (2) · GB 4 with buoyant (2)
First filing:
Citations from after 1930:
Number of text pages:
Number of diagram pages:

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