US PATENT SUBCLASS 37 / 378
.~.~ With colter

Current as of: June, 1999
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37 /   HD   EXCAVATING

347  DF  DITCHER {8}
366  DF  .~ Plow {5}
378.~.~ With colter

DEFINITION

Classification: 37/378

With colter:

(under subclass 366) Apparatus combined with a blade or disk adapted to cut a slit in the ground in advance of the plow.

(1) Note. The colter of this subclass may include a fixed blade (i.e., knife) or a rotary disk (i.e., rolling).

SEE OR SEARCH THIS CLASS, SUBCLASS:

377, for a colter.

SEE OR SEARCH CLASS

171, Unearthing Plants or Buried Objects,

3, for an unearthing device with stabilizing colter or fin. 172, Earth Working,

165+, for an earth working apparatus having a colter for cutting a vertical slit in the ground in advance of the earth working implement.