G03C7/28 - CPC Classification Index

ClassID:

176529 ⎘

G03C7/28 - CPC Classification

Classification description:

Multicolour photographic processes or agents therefor; Regeneration of such processing agents; Photosensitive materials for multicolour processes Silver dye bleach processes; Materials therefor; Preparing or processing such materials

Sub-classes:

G03C7/29 » Azo dyes therefor 0