US PATENT SUBCLASS 172 / 81
.~ With plant deflector or protector


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

35  DF  WITH DRIVE MEANS FOR TOOL OR CLEANER {37}
81.~ With plant deflector or protector


DEFINITION

Classification: 172/81

(under subclass 35) Apparatus in which (1) means are provided to move the above ground portions of plants and to direct them either towards or away from a driven earth working element in order to assure that they are destroyed or preserved, respectively, or (2) means are provided for protecting the plant against earth moved by the earth working element.

SEE OR SEARCH THIS CLASS, SUBCLASS:

29, for earth working elements combined with means for shifting material, such as trash, dead plants, reclining stalks, etc., lying on the surface of the soil without disturbing such soil.

517, for plant deflectors, per se.