US PATENT SUBCLASS 414 / 159
.~.~ Including roller conveyor

Current as of: June, 1999
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414 /   HD   MATERIAL OR ARTICLE HANDLING

147  DF  CHAMBER OF A TYPE UTILIZED FOR A HEATING FUNCTION AND MATERIAL CHARGING OR DISCHARGING MEANS THEREFOR {6}
150  DF  .~ Including driven device and/or inclined flow path to carry or convey material into, within, and out of chamber {8}
159.~.~ Including roller conveyor

DEFINITION

Classification: 414/159

Including roller conveyor:

(under subclass 150) Apparatus wherein the means for moving the material includes a conveyor comprised of a plurality of powered rollers.