Drilldown: Patents

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Patents > Tech fields : balloon or hybrid & Number of claims: 7-20

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Office:
Inventors:
Ralph Hazlett Upson (5) · Walter Hermann von Mach (3) · Francis Alexander Barton (3) · Alfred K. R. A. Krakow (3) · None (2) · Richard Wilcke (2) · John P. Tarbox (2) · Franz Xaver Wels (2) · Louis-Étienne Roze (2) · Eugene F. Falconnet (2) · Ernest Bertin (2) · Edward Arthur Geoghegan (2) · Enrico Forlanini (2) · Augustus Moore Herring (2) · Anthony Rudolph Silverston (2) · Alonzo Perry Bliven (2) · Albert Graff (2)
Inventor country:
Applicant person:
None (29) · Anthony Rudolph Silverston (2) · Enrico Forlanini (2) · Louis-Étienne Roze (2) · Francis Alexander Barton (2) · Franz Xaver Wels (2) · Augustus Moore Herring (2) · Eugene F. Falconnet (2) · Ernest Bertin (2) · Alonzo Perry Bliven (2)
Applicant is inventor:
Tech fields: (Click arrow to add another value)
Full specification filed date:
Application number:
None (37)
Granted:
Related to aircraft:
Patent agent:
None (32) · Munn & Co. (4) · W. D. Rowlingson (3) · Haseltine, Lake & Co. (3) · D. W. Glassie (2) · Victor J. Evans (2) · None (2) · Michael J. Stark & Sons (2) · Marks & Clerk (2) · John P. Tarbox (2) · George H. Strong (2) · E. Blétry (2) · H. C. Everett Co. (2) · Brown & Hopkins (2) · Armengaud jeune (2)
National tech categories:
None (28) · FR 6.4 (16) · USPC 244/28 (5) · GB 4 aërostats (5) · USPC 244/25 (5) · AU 90.3 (2) · USPC 244/66 (2) · USPC 244/26 (2) · AT 77d (2) · USPC 244/22 (2) · USPC 244/218 (2) · USPC 244/51 (2) · USPC 244/64 (2) · USPC 244/70 (2) · USPC 244/30 (2) · USPC 244/96 (2) · USPC 244/99 (2) · HU V/h (2) · USPC 244/97 (2)
First filing:
Citations from after 1930:
Number of diagram pages:

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