US PATENT SUBCLASS 451 / 543
.~.~.~ Detachable

Current as of: June, 1999
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451 /   HD   ABRADING

540  DF  RIGID TOOL {4}
541  DF  .~ Rotary cylinder {5}
542  DF  .~.~ Circular segments {1}
543.~.~.~ Detachable

DEFINITION

Classification: 451/543

Detachable:

(under subclass 542) Rotary cylindrical abrading tool in which the blocks of material containing the abrasive can be assembled or disassembled without the destruction of either the blocks or the means for holding or spacing the blocks.