US PATENT SUBCLASS 420 / 562
.~ Antimony, or bismuth containing

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

557  DF  TIN BASE {3}
562.~ Antimony, or bismuth containing

DEFINITION

Classification: 420/562

Antimony or bismuth containing:

(under subclass 557) Alloy, or metallic composition which contains at least one of the metals antimony, or bismuth.