US PATENT SUBCLASS 451 / 207
.~.~.~.~ Roller work feed

Current as of: June, 1999
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451 /   HD   ABRADING

64  DF  MACHINE {12}
177  DF  .~ Rotary tool {3}
178  DF  .~.~ Rotary cylinder {11}
194  DF  .~.~.~ Opposed abrading tools {5}
207.~.~.~.~ Roller work feed {1}
208  DF  .~.~.~.~.~> Blade sharpener

DEFINITION

Classification: 451/207

Roller work feed:

(under subclass 194) Abrading machine in which the workpiece is forwarded between the abrading tools by feed-rollers.

SEE OR SEARCH THIS CLASS, SUBCLASS:

105, 131, 172, 188, and 301, for other roller work feeds.

SEE OR SEARCH CLASS

198, Conveyors: Power-Driven,

604, 608, 611+, 624, and 780+, for a conveyor, per se, having power-driven rollers.