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Patents > Inventor country: FR & CPCs : CPC B63H11/08 or CPC B64C2700/6212

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Office:
Inventors:
Louis-Isidore Henry (3) · None (2) · Alphonse Papin (2) · Gaston-Marie-Eugène Balignant (2) · Jules Sandret (2) · Louis Marmonier (2)
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Applicant person:
None (4) · Louis-Isidore Henry (3) · Alphonse Papin (2) · Gaston-Marie-Eugène Balignant (2) · Jules Sandret (2)
Applicant is inventor:
Tech fields:
Stability (36) · automatic stability (23) · airplane (22) · None (11) · Control (8) · pendulum (8) · Equilibrium (4) · Aerodynamics (4) · wing warping (4) · Subsystem (4) · Propellers (4) · aileron (3) · pistons (3) · cables (3) · Gyroscope (3) · helicopter (2) · marine (2) · Propulsion (2)
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None (3)
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CPCs: (Click arrow to add another value)
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Showing below up to 61 results in range #1 to #61.

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