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US2293175A
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Indicating apparatus for use with machine tools
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GB524679A
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Improvements in and relating to co-ordinate ruled papers or charts
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GB505154A
|
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Improvements in and relating to indicating apparatus for use on vehicles
|
|
US2209037A
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Device for control of the cutting speed of machine tools
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GB506127A
|
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A combined clock and speed indicator
|
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GB509458A
|
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Improvements in and relating to indicating and recording apparatus
|
|
GB493269A
|
|
Improvements in and relating to counting mechanism
|
|
DE676447C
|
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Monitoring device for machines
|
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DE675969C
|
|
Writing device for time studies
|
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GB491091A
|
|
Improvements in and relating to distance registering machines
|
|
DE676987C
|
|
Self-starting single-phase synchronous small motor with lock
|
|
GB424104A
|
|
Improvements in or relating to speed indicators for motor vehicles
|
|
GB389406A
|
|
Improvements in or relating to electrically driven clocks
|
|
DE606697C
|
|
Device for starting small synchronous motors
|
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DE580629C
|
|
Arrangement for maintaining the drive on synchronous clocks with non-self-starting motor in the event of brief power interruptions
|
|
GB373537A
|
|
Improvements in synchronous electromotors for driving clocks and the like
|
|
DE607349C
|
|
Control device with rocker pendulum
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GB367650A
|
|
Improvements in counting and recording apparatus, more particularly for use with liquid meters
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GB370683A
|
|
Improvements in or relating to electrically driven clocks
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US1955155A
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Retarded stop signal for synchronous motor driven electrical clocks
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