US PATENT SUBCLASS 172 / 757
.~.~ Furrow slice retainer

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}
757.~.~ Furrow slice retainer

DEFINITION

Classification: 172/757

(under subclass 754) Apparatus having additional means to cause the furrow slice to remain in contact with the entire moldboard and to prevent the slice from breaking or parting from the moldboard prematurely.