US PATENT SUBCLASS 148 / 436
.~.~ Aluminum containing

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

400  DF  STOCK {20}
432  DF  .~ Copper base {4}
436.~.~ Aluminum containing

DEFINITION

Classification: 148/436

Aluminum containing:

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