US PATENT SUBCLASS 420 / 586
.~.~.~.~.~ Titanium, or zirconium containing


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

580  DF  CONTAINING OVER 50 PER CENT METAL BUT NO BASE METAL {4}
581  DF  .~ Iron containing {2}
583  DF  .~.~ Chromium containing {1}
584.1  DF  .~.~.~ Nickel containing {2}
585  DF  .~.~.~.~ Cobalt containing {1}
586.~.~.~.~.~ Titanium, or zirconium containing


DEFINITION

Classification: 420/586

Titanium or zirconium containing:

(under subclass 585) Alloy, or metallic composition which additionally contains at least one of the metals titanium, or zirconium.