COPYREX
LIGHT-SENSITIVE COPYING SOLUTIONS CONTAINING LIGHT-SENSITIVE SUBSTANCES AND RESINOUS MATERIALS DISSOLVED IN ORGANIC SOLVENTS, WHICH ARE USED TO PREPARE LIGHT-SENSITIVE COATINGS IN THE PRODUCTION OF PRINTING FORMS, AS WELL AS DEVELOPERS AND DILUENTS FOR USE IN CONJUNCTION THEREWITH
Cancelled · January 21, 1959 · 72066192 ·