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Patents > Application number: None & Grant date: 1910 - 1919 & Number of claims: 13-40

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Office:
Inventors:
Alfred John Macy (4) · Oscar Alvin Danielson (2) · George Raymond Lawrence (2) · Everard Richard Calthrop (2) · Enrique Lazarte (2) · Elmer Ambrose Sperry (2) · Jean Francis Webb (2) · James Vernon Martin (2) · Louis Brennan (2)
Inventor country:
Applicant person:
None (13) · Alfred John Macy (4) · Enrique Lazarte (2) · George Raymond Lawrence (2) · Louis Brennan (2) · Everard Richard Calthrop (2) · James V. Martin (2)
Applicant is inventor:
Tech fields:
stability (17) · airplane (12) · frame (10) · subsystem (7) · gyroscope (7) · rudder (6) · Parachute (6) · None (5) · Design (5) · military (5) · wings (5) · equilibrium (4) · safety (4) · navigation (4) · landing (4)
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Related to aircraft:
National tech categories:
None (23) · CA 341/80 (3) · HU V/h (2) · AU 90.3 (2) · USPC 244/45R (2) · USPC 244/87 (2)
CPCs:
None (23) · CPC G01C21/18 (3) · CPC G01P3/36 (2) · CPC B64C13/00 (2) · CPC B64C39/026 (2) · CPC B64C33/02 (2)
First filing:
Cites these patents:
Citations from after 1930:
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