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Publication of FR861441ApublicationCriticalpatent/FR861441A/fr
G01P—MEASURING LINEAR OR ANGULAR SPEED, ACCELERATION, DECELERATION, OR SHOCK; INDICATING PRESENCE, ABSENCE, OR DIRECTION, OF MOVEMENT
G01P3/00—Measuring linear or angular speed; Measuring differences of linear or angular speeds
G01P3/64—Devices characterised by the determination of the time taken to traverse a fixed distance
G01P3/66—Devices characterised by the determination of the time taken to traverse a fixed distance using electric or magnetic means
G01P3/665—Devices characterised by the determination of the time taken to traverse a fixed distance using electric or magnetic means for projectile velocity measurements
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FR861441D1939-11-071939-11-07Procédé et dispositifs pour mesurer la vitesse de mobiles en déplacement rapide
ExpiredFR861441A
(fr)