US PATENT SUBCLASS 419 / 21
.~.~.~ Silver metal with metal oxide

Current as of: June, 1999
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419 /   HD   POWDER METALLURGY PROCESSES

1  DF  POWDER METALLURGY PROCESSES WITH HEATING OR SINTERING {16}
10  DF  .~ Metal and nonmetal in final product {5}
19  DF  .~.~ Oxide containing {3}
21.~.~.~ Silver metal with metal oxide

DEFINITION

Classification: 419/21

Silver metal with metal oxide:

(under subclass 19) Processes in which silver is present as a matrix material and the nonmetal is a metal oxide.