US PATENT SUBCLASS 451 / 261
.~.~.~.~ Opposed abrading tools

Current as of: June, 1999
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451 /   HD   ABRADING

64  DF  MACHINE {12}
177  DF  .~ Rotary tool {3}
259  DF  .~.~ Rotary disk {10}
260  DF  .~.~.~ One-way work traverse {1}
261.~.~.~.~ Opposed abrading tools

DEFINITION

Classification: 451/261

Opposed abrading tools:

(under subclass 260) Abrading machine having a plurality of abrading tools located on opposite or different sides of the workpiece which simultaneously or successively treat such opposite or different sides thereof.