US PATENT SUBCLASS 216 / 8
FORMING OR TREATING CYLINDRICAL OR TUBULAR ARTICLE HAVING PATTERN OR DESIGN ON ITS SURFACE

Current as of: June, 1999
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216 /   HD   ETCHING A SUBSTRATE: PROCESSES

8FORMING OR TREATING CYLINDRICAL OR TUBULAR ARTICLE HAVING PATTERN OR DESIGN ON ITS SURFACE {2}
9  DF  .~> Forming or treating an embossing cylinder or tubular article
10  DF  .~> Forming or treating liquid transfer cylinder or tubular article (e.g., printing roll, etc.)

DEFINITION

Classification: 216/8

FORMING OR TREATING CYLINDRICAL OR TUBULAR ARTICLE HAVING PATTERN OR DESIGN ON ITS SURFACE:

(under the class definition) Process wherein etching is used in the forming or treating of a cylindrical or tubular article having a pattern or design on the article surface, e.g., pattern roll, etc.

SEE OR SEARCH CLASS

205, Electrolysis: Processes, Compositions Used Therein, and Methods of Preparing the Compositions,

118, for electrolytic coating of selected areas.

427, Coating Processes,

256+, for nonuniform coating.