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Class Information
Number: 116/233
Name: Signals and indicators > Indicators > Machine tool variable transmission
Description: Devices having means to indicate the ratio between toothed wheels, or the angular speed output, of a shaping machine changeable speed device.

Patents under this class:

Patent Number Title Of Patent Date Issued
6203458 Speed adjusting device for a drill press Mar. 20, 2001
3982442 Precision shaft regulator mechanism Sep. 28, 1976

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