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Publication of FR737099ApublicationCriticalpatent/FR737099A/fr
B41M—PRINTING, DUPLICATING, MARKING, OR COPYING PROCESSES; COLOUR PRINTING
B41M3/00—Printing processes to produce particular kinds of printed work, e.g. patterns
B41M3/003—Printing processes to produce particular kinds of printed work, e.g. patterns on optical devices, e.g. lens elements; for the production of optical devices
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Printing Plates And Materials Therefor
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FR737099D1931-05-151932-05-14Forme d'impression pour la formation de trames de couleur et procédé de fabrication de cette forme
ExpiredFR737099A
(fr)