US PATENT SUBCLASS 501 / 93
.~.~ Plural carbides (i.e., carbides of plural metals) containing

Current as of: June, 1999
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501 /   HD   COMPOSITIONS: CERAMIC

1  DF  CERAMIC COMPOSITIONS {15}
87  DF  .~ Carbide or oxycarbide containing {2}
93.~.~ Plural carbides (i.e., carbides of plural metals) containing

DEFINITION

Classification: 501/93

Plural carbides (i.e., carbides of plural metals) containing:

(under subclass 87) Compositions which include at least two different carbide compounds.