US PATENT SUBCLASS 219 / 146.21
.~.~ Nonconsumable


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

Internet Version by PATENTEC © 1999      Terms of Use



219 /   HD   ELECTRIC HEATING

50  DF  METAL HEATING (E.G., RESISTANCE HEATING) {19}
146.1  DF  .~ Weld rod composition {6}
146.21.~.~ Nonconsumable


DEFINITION

Classification: 219/146.21

Nonconsumable:

(under subclass 146.1) Subject matter wherein the material of the arc electrode is of a nonfiller material.

SEE OR SEARCH THIS CLASS, SUBCLASS:

145.1, for structure of nonconsumable electrodes.