US PATENT SUBCLASS 172 / 200
.~.~.~ Proceeded by implement of different type

Current as of: June, 1999
Click HD for Main Headings
Click for All Classes

Internet Version by PATENTEC © 1999      Terms of Use


172 /   HD   EARTH WORKING

133  DF  DIVERSE TOOLS {29}
195  DF  .~ Second implement follows path of first {4}
199  DF  .~.~ Including drag, scraper or levelling blade {1}
200.~.~.~ Proceeded by implement of different type

DEFINITION

Classification: 172/200

(under subclass 199) Apparatus in which the drag, scraper, or leveling blade follows behind an implement having an earth working element of a different type.

SEE OR SEARCH THIS CLASS, SUBCLASS:

72, for a driven tool followed by a leveling drag or furrow shaper.

197, for teeth combined with a drag, scraper, or leveling blade.

785, for a scraper between front and rear vehicle ground supports combined with a tool of a different type ahead and spaced from the scraper.