US PATENT SUBCLASS 428 / 561
.~.~.~.~.~.~ Nonparticulate component has Ni-, Cu-, or Zn-base

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}
546  DF  .~ Having metal particles {4}
548  DF  .~.~ Composite; i.e., plural, adjacent, spatially distinct metal components (e.g., layers, etc.) {5}
553  DF  .~.~.~ Nonparticulate metal component {5}
559  DF  .~.~.~.~ Particles discontinuous {1}
560  DF  .~.~.~.~.~ Separated by nonmetal matrix or binder (e.g., welding electrode, etc.) {2}
561.~.~.~.~.~.~ Nonparticulate component has Ni-, Cu-, or Zn-base

DEFINITION

Classification: 428/561

(under subclass 560) Subject matter in which a nonparticulate component is more than 50% nickel, copper or zinc, or a combination of two or three of these metals.

SEE OR SEARCH THIS CLASS, SUBCLASS:

558, for materials similar in their ultimate composition and function to those contained herein, and the search notes thereto.