US PATENT SUBCLASS 451 / 309
.~.~ Superposed endless band tools

Current as of: June, 1999
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451 /   HD   ABRADING

64  DF  MACHINE {12}
296  DF  .~ Endless band tool {11}
309.~.~ Superposed endless band tools

DEFINITION

Classification: 451/309

Superposed endless band tools:

(under subclass 296) Abrading machine employing an endless traveling abrading band backed by a second endless traveling band.