US PATENT SUBCLASS 420 / 82
.~ Noble metal containing

Current as of: June, 1999
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420 /   HD   ALLOYS OR METALLIC COMPOSITIONS

8  DF  FERROUS (I.E., IRON BASE) {24}
82.~ Noble metal containing

DEFINITION

Classification: 420/82

Noble metal containing:

(under subclass 8) Alloy or metallic composition which additionally contains one or more of silver, gold, ruthenium, rhodium, palladium, osmium, iridium or platinum.