US PATENT SUBCLASS 420 / 519
.~.~ Magnesium containing

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

513  DF  ZINC BASE {4}
514  DF  .~ Aluminum containing {3}
519.~.~ Magnesium containing

DEFINITION

Classification: 420/519

Magnesium containing:

(under subclass 514) Alloy, or metallic composition which additionally contains magnesium.