US PATENT SUBCLASS 172 / 761
.~.~ Serrated, toothed or notched point or share

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

681  DF  TOOL, STANDARD OR CONNECTION {32}
754  DF  .~ Share and furrow slice inverting moldboard {7}
761.~.~ Serrated, toothed or notched point or share

DEFINITION

Classification: 172/761

(under subclass 754) Apparatus in which the cutting edge or upper or lower surface of the point or share is provided with serrations, notches, or channels to enhance the earth working operation of the tool.