US PATENT SUBCLASS 172 / 373
.~.~.~ Plural tools relatively adjustable

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

329  DF  GUIDED BY WALKING ATTENDANT; SUPPORTED, PROPELLED, OR HELD IN POSITION BY ATTENDANT {7}
371  DF  .~ Hand tool {6}
372  DF  .~.~ Adjustable {1}
373.~.~.~ Plural tools relatively adjustable {1}
374  DF  .~.~.~.~> At least one tool immovably secured to handle

DEFINITION

Classification: 172/373

(under subclass 372) Apparatus wherein the earth working means comprises plural earth working elements which are adjustable with relation to one another.

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