US PATENT SUBCLASS 148 / 440
.~.~ Magnesium containing

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

400  DF  STOCK {20}
437  DF  .~ Aluminum base {2}
440.~.~ Magnesium containing

DEFINITION

Classification: 148/440

Magnesium containing:

(under subclass 437) Stock material which additionally contains magnesium.