US PATENT SUBCLASS 451 / 172
.~.~.~ Roller work feed

Current as of: June, 1999
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451 /   HD   ABRADING

64  DF  MACHINE {12}
162  DF  .~ Reciprocating tool {2}
164  DF  .~.~ Rectilinear {9}
172.~.~.~ Roller work feed

DEFINITION

Classification: 451/172

Roller work feed:

(under subclass 164) Abrading machine in which the work is presented by feed rollers.

SEE OR SEARCH THIS CLASS, SUBCLASS:

105, 131, 188+, 207+, and 301, for other roller work feeds.