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PIERRE MORISSON
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PIERRE MORISSON
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Application filed by PIERRE MORISSONfiledCriticalPIERRE MORISSON
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Publication of FR442914ApublicationCriticalpatent/FR442914A/fr
G01P—MEASURING LINEAR OR ANGULAR SPEED, ACCELERATION, DECELERATION, OR SHOCK; INDICATING PRESENCE, ABSENCE, OR DIRECTION, OF MOVEMENT
G01P13/00—Indicating or recording presence, absence, or direction, of movement
G01P13/0006—Indicating or recording presence, absence, or direction, of movement of fluids or of granulous or powder-like substances
G01P13/0013—Indicating or recording presence, absence, or direction, of movement of fluids or of granulous or powder-like substances by using a solid body which is shifted by the action of the fluid
G—PHYSICS
G01—MEASURING; TESTING
G01P—MEASURING LINEAR OR ANGULAR SPEED, ACCELERATION, DECELERATION, OR SHOCK; INDICATING PRESENCE, ABSENCE, OR DIRECTION, OF MOVEMENT
G01P13/00—Indicating or recording presence, absence, or direction, of movement
G01P13/02—Indicating direction only, e.g. by weather vane
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Physics & Mathematics
(AREA)
General Physics & Mathematics
(AREA)
FR442914A1912-04-241912-04-24Dispositif indiquant la direction vraie d'un système mobile dans un fluide
ExpiredFR442914A
(fr)