US PATENT SUBCLASS 205 / 179
.~.~.~ Multiple chromium-containing coatings

Current as of: June, 1999
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205 /   HD   ELECTROLYSIS: PROCESSES, COMPOSITIONS USED THEREIN, AND METHODS OF PREPARING THE COMPOSITIONS

80  DF  ELECTROLYTIC COATING (PROCESS, COMPOSITION AND METHOD OF PREPARING COMPOSITION) {42}
170  DF  .~ Forming multiple superposed electrolytic coatings {6}
178  DF  .~.~ At least one chromium-containing coating {2}
179.~.~.~ Multiple chromium-containing coatings

DEFINITION

Classification: 205/179

Multiple chromium-containing coatings:

(under subclass 178) Subject matter wherein more than one of the coatings contain chromium in the free metal or combined state.