US PATENT SUBCLASS 144 / 373
.~.~.~ Chipping or planing

Current as of: June, 1999
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144 /   HD   WOODWORKING

329  DF  PROCESS {8}
359  DF  .~ Mechanical cutting or shaping {5}
363  DF  .~.~ Cutting {9}
373.~.~.~ Chipping or planing {2}
374  DF  .~.~.~.~> Using ganged cutting discs
375  DF  .~.~.~.~> Using cylindrical tool

DEFINITION

Classification: 144/373

Chipping or planing:

(under subclass 363) Process including either (a) reducing the wooden part or a portion thereof to a multitude of small pieces or (b) smoothing or shaping the wooden part by shaving the surface.

SEE OR SEARCH THIS CLASS, SUBCLASS:

114.1+, for a wood planer generally.

337, for a tree felling method including chipping the felled tree.

370, for a woodworking method including two discrete, diverse cutting operations, at least one of which employs a chipper.