US PATENT SUBCLASS 172 / 608
.~ Clearing roller

Current as of: June, 1999
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172 /   HD   EARTH WORKING

606  DF  WITH CLEANER {4}
608.~ Clearing roller

DEFINITION

Classification: 172/608

(under subclass 606) Apparatus comprising a freely rotatable nonearth working member located at some point subject to the collection of material (trash, weeds, etc.) said member rotating under the influence of the material to clear the same from the apparatus.