Drilldown: Patents

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Patents > Filing date: 1910 - 1919 & Number of text pages: 6 & Number of claims: 9-14

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Alfred John Macy (4) · None (2) · Edmund Sparmann (2) · Frederick James Hargreaves (2) · John Thomas Simpson (2)
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Tech fields:
stability (11) · None (9) · automatic stability (7) · airplane (5) · LTA (4) · gyroscope (3) · wings (3) · Airship (3) · control (2) · parachute (2) · propellers (2) · propulsion (2) · servomotors (2) · subsystem (2) · construction (2) · cardan (2)
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