ClassID:

176551

G03C2007/3034 - CPC Classification

Classification description:

Multicolour photographic processes or agents therefor; Regeneration of such processing agents; Photosensitive materials for multicolour processes; Colour processes using colour-coupling substances; Materials therefor; Preparing or processing such materials; Materials characterised by a specific arrangement of layers, e.g. unit layers, or layers having a specific function Unit layer

Recent Application in this class: