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Patents > Tech fields : Balloon or electromagnetic & Number of claims: 6-90

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Office:
Inventors:
Ralph Hazlett Upson (6) · Walter Hermann von Mach (4) · Heinrich Suter (3) · Eugene F. Falconnet (3) · Francis Alexander Barton (3) · Leonardo Torres Quevedo (2) · Richard Wilcke (2) · Louis-Étienne Roze (2) · Arno Boener (2) · Alonzo Perry Bliven (2) · Albert Livingstone Blackman (2) · Albert Graff (2)
Inventor country:
Applicant person:
None (19) · Eugene F. Falconnet (3) · Francis Alexander Barton (2) · Albert Livingstone Blackman (2) · Alonzo Perry Bliven (2) · Arno Boener (2) · Leonardo Torres Quevedo (2) · Louis-Étienne Roze (2) · Walter Hermann von Mach (2)
Applicant is inventor:
Tech fields: (Click arrow to add another value)
Full specification filed date:
Granted:
Related to aircraft:
Patent agent:
None (27) · W. D. Rowlingson (3) · Munn & Co. (3) · Marks & Clerk (3) · Wheatley & Mackenzie (2) · Victor J. Evans (2) · D. W. Glassie (2) · D. Young & Co. (2)
National tech categories:
None (21) · FR 6.4 (6) · USPC 244/28 (5) · GB 4 aërostats (5) · USPC 244/30 (4) · USPC 244/99 (3) · USPC 244/97 (3) · USPC 244/26 (3) · USPC 244/25 (3) · USPC 244/125 (2) · USPC 244/51 (2) · USPC 244/133 (2) · USPC 244/127 (2) · FR 6.3 (2) · AT 77d (2)
First filing:
Citations from after 1930:
Number of diagram pages:

Showing below up to 76 results in range #1 to #76.

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