US PATENT SUBCLASS 420 / 93
.~.~ Vanadium, zirconium, titanium or molybdenum containing

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

8  DF  FERROUS (I.E., IRON BASE) {24}
89  DF  .~ Copper containing {3}
93.~.~ Vanadium, zirconium, titanium or molybdenum containing

DEFINITION

Classification: 420/93

Vanadium, zirconium, titanium or molybdenum containing:

(under subclass 89) Alloy or metallic composition which additionally contains one or more vanadium, zirconium, titanium or molybdenum.