US PATENT SUBCLASS 420 / 485
.~ Nickel containing

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

469  DF  COPPER BASE {15}
485.~ Nickel containing {3}
486  DF  .~.~> Aluminum containing
487  DF  .~.~> Iron or manganese containing
488  DF  .~.~> Refractory metal containing

DEFINITION

Classification: 420/485

Nickel containing:

(under subclass 469) Alloy, or metallic composition which additionally contains nickel.