US PATENT SUBCLASS 451 / 7
.~ Controlling temperature

Current as of: June, 1999
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451 /   HD   ABRADING

1  DF  PRECISION DEVICE OR PROCESS - OR WITH CONDITION RESPONSIVE CONTROL {7}
7.~ Controlling temperature

DEFINITION

Classification: 451/7

Controlling temperature:

(under subclass 1) Subject matter using or having means which regulate the thermal level of the abrading machine or of the workpiece.