US PATENT SUBCLASS 451 / 8
.~ With indicating

Current as of: June, 1999
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451 /   HD   ABRADING

1  DF  PRECISION DEVICE OR PROCESS - OR WITH CONDITION RESPONSIVE CONTROL {7}
8.~ With indicating {2}
9  DF  .~.~> Of tool or work holder position
10  DF  .~.~> And feeding of tool or work holder

DEFINITION

Classification: 451/8

With indicating:

(under subclass 1) Subject matter combined with using means to show the status or action of the abrader or the workpiece.

SEE OR SEARCH CLASS

340, Communications: Electrical,

680, for an electrical automatic condition-responsive indicating system for a machine tool.