US PATENT SUBCLASS 106 / 623
.~.~ Free metal or alloy containing

Current as of: June, 1999
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106 /   HD   COMPOSITIONS: COATING OR PLASTIC

*  DD  COATING OR PLASTIC COMPOSITIONS {40}
600  DF  .~ Alkali metal silicate containing {23}
623.~.~ Free metal or alloy containing

DEFINITION

Classification: 106/623

Free metal or alloy containing:

(under subclass 600) Subject matter involving a free metal or alloy.

(1) Note. For the purposes of this subclass a free metal or alloy is defined as any metal in the zero valence state.

SEE OR SEARCH THIS CLASS, SUBCLASS:

403, for filler compositions, per se, containing a free metal or alloy.