US PATENT SUBCLASS 219 / 146.31
.~.~ Particulate

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}
146.31.~.~ Particulate {3}
146.32  DF  .~.~.~> Alloying {1}
146.51  DF  .~.~.~> Containing carbide
146.52  DF  .~.~.~> Shielding

DEFINITION

Classification: 219/146.31

Particulate:

(under subclass 146.1) Subject matter including a granular material.