US PATENT SUBCLASS 172 / 671
.~ Mounted on single longitudinal beam in tool path

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

669  DF  WITH WHEEL; OR SUPPORTED ON WHEEL FRAME OR BROADLY CLAIMED IMPLEMENT {6}
671.~ Mounted on single longitudinal beam in tool path {1}
672  DF  .~.~> Wheel secured to tool

DEFINITION

Classification: 172/671

(under subclass 669) Apparatus in which the frame is disclosed as comprising a single longitudinal beam, an earth working element connected to the beam and at least one wheel connected thereto and traveling in the same path as the earth working element.

SEE OR SEARCH THIS CLASS, SUBCLASS:

310+, for plural wheeled implements, which may comprise plural beams each with its own wheel.

676, for a tool and wheel following the same path.