US PATENT SUBCLASS 451 / 287
.~.~.~.~.~ Planar surface abrading

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}
283  DF  .~.~.~ Work rotating {2}
285  DF  .~.~.~.~ Rotary work holder {6}
287.~.~.~.~.~ Planar surface abrading {1}
288  DF  .~.~.~.~.~.~> Having pressure plate

DEFINITION

Classification: 451/287

Planar surface abrading:

(under subclass 285) Abrading machine wherein the work holder rotates the work about an axis either parallel to or coincident with the axis of the abrading tool.