Drilldown: Patents

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Patents > Grant date: 1910 - 1919 & Patent agent: None & Number of text pages: 6-8

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Office:
Inventors:
Walter Hermann von Mach (4) · John P. Tarbox (3) · Alfred John Macy (3) · Alphonse Papin (2) · Vigilio Baldo (2) · Louis-Isidore Henry (2) · Didier Rouilly (2) · Frederick James Hargreaves (2) · Richard Liebau (2) · Romeo Wankmüller (2) · Frank A Bullington (2)
Inventor country:
Applicant person:
None (11) · Alfred John Macy (3) · Alphonse Papin (2) · Frederick James Hargreaves (2) · Frank A Bullington (2) · John P. Tarbox (2) · Louis-Isidore Henry (2) · Richard Liebau (2) · Romeo Wankmüller (2) · Didier Rouilly (2) · Vigilio Baldo (2)
Applicant is inventor:
Tech fields:
Stability (34) · airplane (26) · automatic stability (16) · design (14) · wings (12) · control (10) · LTA (9) · propulsion (8) · HTA (7) · airship (7) · None (7) · aerodynamics (7) · subsystem (6) · frame (6) · equilibrium (6) · Propellers (5) · Hybrid (5) · safety (5) · helicopter (5) · steering (5)
Full specification filed date:
Application number:
None (18) · 25941D (3)
Granted:
Publication date:
Related to aircraft:
Patent agent: (Click arrow to add another value)
National tech categories:
None (23) · HU V/h (13) · FR 6.4 (13) · DK 77 (3) · AT 77d (3) · USPC 244/80 (3) · USPC 244/35R (2) · USPC 244/78.1 (2) · USPC 244/93 (2)
First filing:
Citations from after 1930:
Number of text pages:
Number of diagram pages:

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