US PATENT SUBCLASS 172 / 451
.~ With tool frame or bar extending beyond sides of vehicle

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

439  DF  MAST TYPE HITCH (E.G., THREE POINT HITCH, ETC.) {10}
451.~ With tool frame or bar extending beyond sides of vehicle

DEFINITION

Classification: 172/451

With tool frame or bar extending beyond side of vehicle:

(under subclass 439) Apparatus including a support mechanism or device which is adapted to support an earth working element or elements, wherein the mechanism or device extends laterally beyond the side of the propelling device.

SEE OR SEARCH THIS CLASS, SUBCLASS:

440+, for mast-type hitches with angle gangs extending laterally on each side of the mast structure.