US PATENT SUBCLASS 451 / 550
.~.~ Disk laps

Current as of: June, 1999
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451 /   HD   ABRADING

540  DF  RIGID TOOL {4}
548  DF  .~ Rotary disk {3}
550.~.~ Disk laps

DEFINITION

Classification: 451/550

Disk laps:

(under subclass 548) Rotary disk abrading tool specifically disclosed for use in polishing a work surface in the presence of a fluent abradant.

SEE OR SEARCH THIS CLASS, SUBCLASS:

450, for a similar mechanism for applying a liquid coolant to a grinding tool.