Drilldown: Patents

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Patents > Tech fields: balloon & Grant date: 1900 - 1999 & Patent agent: None

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Office:
Inventors:
None (7) · Johann Schütte (5) · Ralph Hazlett Upson (4) · Henry Boinet (4) · August Riedinger (4) · Melvin Vaniman (3) · Johannes Schilling (3) · Walter Hermann von Mach (3) · Leonardo Torres Quevedo (3)
Inventor country:
Applicant person:
None (46) · Johann Schütte (5) · Johannes Schilling (3) · Adrien Baudin (2) · Leonardo Torres Quevedo (2) · F. Gueydan de Roussel (2) · Melvin Vaniman (2) · Walter Hermann von Mach (2) · Arrah Jasper Whisler (2) · Joseph Allison Steinmetz (2) · Anempodist Wertogradsky (2)
Applicant is inventor:
Tech fields: (Click arrow to add another value)
Full specification filed date:
Application number:
None (73)
Granted:
Related to aircraft:
Patent agent: (Click arrow to add another value)
National tech categories:
None (31) · AT 77d (16) · USPC 244/97 (7) · RU Group V (7) · FR 6.3 (6) · DE 77h (5) · DK 77 (4) · USPC 244/127 (3) · FR 6.4 (3) · USPC 244/125 (3) · CA 46/28 (3) · USPC 244/126 (2) · USPC 244/30 (2) · IT 8 (2) · USPC 244/98 (2) · USPC 244/133 (2) · DE 77h.4 (2) · DE 77h.3 (2) · USPC 244/52 (2)
First filing:
Citations from after 1930:
Number of diagram pages:

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