Patent classifications
G
PHYSICS
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G04
HOROLOGY
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G04C
ELECTROMECHANICAL CLOCKS OR WATCHES
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3/00
Electromechanical clocks or watches independent of other time-pieces and in which the movement is maintained by electric means
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G04C3/14
incorporating a stepping motor
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G04C3/143
Means to reduce power consumption by reducing pulse width or amplitude and related problems, e.g. detection of unwanted or missing step
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