US PATENT SUBCLASS 193 / 36
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193 /   HD   CONVEYORS, CHUTES, SKIDS, GUIDES, AND WAYS

35 R  DF  ROLLERWAYS {12}
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DEFINITION

Classification: 193/36

(under subclass 35) Apparatus provided with means for changing the direction of things conveyed.

(1) Note. See this class, subclasses 13, 28, 31, and 39.