US PATENT SUBCLASS 172 / 16
.~.~ With fixed cutter or furrower

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

13  DF  LAWN EDGER {4}
15  DF  .~ Rolling or driven cutter {1}
16.~.~ With fixed cutter or furrower

DEFINITION

Classification: 172/16

(under subclass 15) Apparatus comprising in addition an earth working element for cutting into or furrowing the earth which does not move relative to its support while working the earth.

SEE OR SEARCH THIS CLASS, SUBCLASS:

63+, for other driven and nondriven earth working elements.

174+, for other rolling and nonrolling earth working elements.