US PATENT SUBCLASS 420 / 514
.~ Aluminum containing


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

513  DF  ZINC BASE {4}
514.~ Aluminum containing {3}
515  DF  .~.~> Copper containing {3}
519  DF  .~.~> Magnesium containing
520  DF  .~.~> Manganese, iron, cobalt, or nickel containing


DEFINITION

Classification: 420/514

Aluminum containing:

(under subclass 513) Alloy, or metallic composition which additionally contains aluminum.