US PATENT SUBCLASS 148 / 434
.~.~ Zinc containing

Current as of: June, 1999
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148 /   HD   METAL TREATMENT

400  DF  STOCK {20}
432  DF  .~ Copper base {4}
434.~.~ Zinc containing

DEFINITION

Classification: 148/434

Zinc:

(under subclass 432) Stock material which additionally contains zinc.