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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
G01P13/0026—Indicating or recording presence, absence, or direction, of movement of fluids or of granulous or powder-like substances by using deflection of baffle-plates
G01P13/0033—Indicating or recording presence, absence, or direction, of movement of fluids or of granulous or powder-like substances by using deflection of baffle-plates with electrical coupling to the indicating device
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FR761455D1932-12-191932-12-19Appareil de signalisation de l'état de stagnation ou d'écoulement d'un fluide dans une conduite
ExpiredFR761455A
(fr)
Perfectionnements apportés aux appareils pour mesurer la section ou le débit d'orifices par la perte de charge que subit un fluide s'écoulant par ces orifices
Dispositif de raccordement permettant d'établir ou d'interrompre à volonté, de l'extérieur, l'écoulement d'un fluide liquide ou gazeux