US PATENT SUBCLASS 420 / 480
.~.~.~ Manganese containing

Current as of: June, 1999
Click HD for Main Headings
Click for All Classes

Internet Version by PATENTEC © 1999      Terms of Use


420 /   HD   ALLOYS OR METALLIC COMPOSITIONS

469  DF  COPPER BASE {15}
477  DF  .~ Zinc containing {5}
478  DF  .~.~ Aluminum containing {2}
480.~.~.~ Manganese containing

DEFINITION

Classification: 420/480

Manganese containing:

(under subclass 478) Alloy, or metallic composition which additionally contains manganese.