US PATENT SUBCLASS 172 / 656
.~.~ Tool laterally adjustable


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

613  DF  PLURAL RELATIVELY MOVABLE TOOLS {14}
645  DF  .~ Tools relatively adjustable horizontally without causing vertical displacement {7}
656.~.~ Tool laterally adjustable


DEFINITION

Classification: 172/656

(under subclass 645) Apparatus in which the earth working elements can be selectively laterally adjustable with respect to each other.

(1) Note. For the meaning of "adjustable" see the class definition.

SEE OR SEARCH THIS CLASS, SUBCLASS:

642, for pairs of earth working elements which are laterally adjustable.

649+, for groups of tools which are laterally adjustable.

654, for earth working elements which are laterally adjustable with respect to a main central beam.

655, for earth working elements which are adjustable vertically and laterally. 741+, for a single earth working element laterally adjustable.