US PATENT SUBCLASS 427 / 249.13
.~.~.~ Tungsten containing base

Current as of: June, 1999
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427 /   HD   COATING PROCESSES

248.1  DF  COATING BY VAPOR, GAS, OR SMOKE {9}
249.1  DF  .~ Carbon or carbide coating {8}
249.8  DF  .~.~ Diamond coating {5}
249.13.~.~.~ Tungsten containing base

DEFINITION

Classification: 427/249.13

Tungsten containing base:

(under subclass 249.8) Process wherein the base contains tungsten.