US PATENT SUBCLASS 420 / 432
.~ Rhenium or noble metal containing

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

430  DF  TUNGSTEN BASE {2}
432.~ Rhenium or noble metal containing

DEFINITION

Classification: 420/432

Rhenium or noble metal containing:

(under subclass 430) Alloy, or metallic composition which additionally contains at least one of the metals, rhenium, ruthenium, palladium, osmium, iridium, platinum, silver, or gold.