US PATENT SUBCLASS 148 / 303
.~.~.~ Copper containing


Current as of: June, 1999
Click HD for Main Headings
Click for All Classes

Internet Version by PATENTEC © 1999      Terms of Use



148 /   HD   METAL TREATMENT

400  DF  STOCK {20}
300  DF  .~ Magnetic {7}
301  DF  .~.~ Rare earth and transition metal containing {2}
303.~.~.~ Copper containing


DEFINITION

Classification: 148/303

Copper containing:

(under subclass 301) Stock material which additional contains copper.