US PATENT SUBCLASS 430 / 303
.~.~.~ Driography

Current as of: June, 1999
Click HD for Main Headings
Click for All Classes

Internet Version by PATENTEC © 1999      Terms of Use


430 /   HD   RADIATION IMAGERY CHEMISTRY: PROCESS, COMPOSITION, OR PRODUCT THEREOF

269  DF  IMAGING AFFECTING PHYSICAL PROPERTY OF RADIATION SENSITIVE MATERIAL, OR PRODUCING NONPLANAR OR PRINTING SURFACE - PROCESS, COMPOSITION, OR PRODUCT {17}
300  DF  .~ Making printing plates {6}
302  DF  .~.~ Lithographic {3}
303.~.~.~ Driography

DEFINITION

Classification: 430/303

Driography:

(under subclass 302) Processes wherein prior to adhering ink to the surface of the printing plate, a fountain solution is not used to increase the differences.