US PATENT SUBCLASS 451 / 44
.~.~ Edging

Current as of: June, 1999
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451 /   HD   ABRADING

28  DF  ABRADING PROCESS {19}
41  DF  .~ Glass or stone abrading {2}
44.~.~ Edging

DEFINITION

Classification: 451/44

Edging:

(under subclass 41) Method directed to grinding or polishing a circumferential margin of a workpiece.