US PATENT SUBCLASS 172 / 639
.~.~ Specific mounting for pivoted tool bar

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

613  DF  PLURAL RELATIVELY MOVABLE TOOLS {14}
634  DF  .~ Parallel, pivotally adjusted tool bars {2}
639.~.~ Specific mounting for pivoted tool bar

DEFINITION

Classification: 172/639

(under subclass 634) Apparatus in which the structural features or details of the bar mounting or journaling means are specifically set forth in the claims.