US PATENT SUBCLASS 428 / 574
.~.~ Variation in both width and thickness

Current as of: June, 1999
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428 /   HD   STOCK MATERIAL OR MISCELLANEOUS ARTICLES

544  DF  ALL METAL OR WITH ADJACENT METALS {31}
573  DF  .~ Width or thickness variation or marginal cuts repeating longitudinally {2}
574.~.~ Variation in both width and thickness

DEFINITION

Classification: 428/574

(under subclass 573) Subject matter in which both the width and thickness vary regularly.

(1) Note. The width variation need not follow the same rhythm as the thickness variation.

(2) Note. Wire or bar stock which varies regularly, along its length, in the diameter of its cross section, is placed in this subclass.

SEE OR SEARCH THIS CLASS, SUBCLASS:

399, for a nonmetallic* rod, strand, filament or fiber whose cross section area varies along its length.

SEE OR SEARCH CLASS

29, Metal Working, 76.1+, for files and rasps.