US PATENT SUBCLASS 172 / 512
.~.~ Inverted U-shape

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

508  DF  WITH GUARD, SHIELD OR PLANT DIVERTER {3}
509  DF  .~ Fender for deflected earth {4}
512.~.~ Inverted U-shape

DEFINITION

Classification: 172/512

(under subclass 509) Apparatus in which said means comprises an inverted U- or V-shaped member for limiting the movement of material thrown inwardly toward said means from opposite sides.