US PATENT SUBCLASS 172 / 691
.~.~ Mounted on transverse or oblique tool bar


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

681  DF  TOOL, STANDARD OR CONNECTION {32}
685  DF  .~ Plural tools {6}
691.~.~ Mounted on transverse or oblique tool bar {2}
692  DF  .~.~.~> Angularly adjustable bar
693  DF  .~.~.~> Oblique bar


DEFINITION

Classification: 172/691

(under subclass 685) Apparatus in which the earth working elements are mounted on a horizontal beam the general extent of which is in a direction substantially 90 deg. to the direction of travel or in a direction that is angular to the direction of travel.

SEE OR SEARCH THIS CLASS, SUBCLASS:

777+, for narrow tools which depend from a scraper and are removably attached thereto.