G03F3/107 - CPC Classification Index

ClassID:

176939 ⎘

G03F3/107 - CPC Classification

Classification description:

Colour separation; Correction of tonal value; Checking the colour or tonal value of separation negatives or positives using silver halide photosensitive materials

Recent Application in this class:

20240126159

2024-04-18

PHOTOGRAPHIC COLOR IMAGE USING BLACK AND WHITE EMULSION

17154933

2022-10-11

Photographic color image using black and while emulsion