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Class Information
Number: 451/915
Name: Abrading > Abrading wheel speed control
Description: Disclosure of regulating the rotational velocity of a grinding disk or drum.

Patents under this class:

Patent Number Title Of Patent Date Issued
4622779 Method and apparatus for speed control of a grinder Nov. 18, 1986
4384432 Grinding machine May. 24, 1983
3935677 Metallographic polisher with speed control Feb. 3, 1976

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