US PATENT SUBCLASS 252 / 520.4
.~.~ Vanadium compound

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

Internet Version by PATENTEC © 1999      Terms of Use


252 /   HD   COMPOSITIONS

500  DF  ELECTRICALLY CONDUCTIVE OR EMISSIVE COMPOSITIONS {6}
518.1  DF  .~ Metal compound containing {16}
520.4.~.~ Vanadium compound

DEFINITION

Classification: 252/520.4

Vanadium compound:

(under subclass 518.1) Compositions wherein the metal compound is a vanadium compound.