Patent classifications
G
PHYSICS
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G01
MEASURING; TESTING
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G01P
MEASURING LINEAR OR ANGULAR SPEED, ACCELERATION, DECELERATION, OR SHOCK; INDICATING PRESENCE, ABSENCE, OR DIRECTION, OF MOVEMENT
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G01P1/07
Indicating devices, e.g. for remote indication
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G01P1/08
Arrangements of scales, pointers, lamps or acoustic indicators, e.g. in automobile speedometers
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G01P1/10
for indicating predetermined speeds
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G01P1/11
by the detection of the position of the indicator needle
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