Carlo Dr Boragine

Process for the production of a photographic color image by the silver dye bleach process and suitable color photographic material therefor

Process for crosslinking hydrophilic colloids

PROCESS FOR CROSSLINKING HYDROPHILIC COLLOIDS USING ACROLEIN DERIVATIVES SUBSTITUTED BY AN ONIUM GROUP

Cyanine dyes, process for their preparation and their use as sensibilizers in photographic materials.

Process for the production of masked positive colour images by the silver dye bleach process; the photographic silver dye bleach material and its use in the production of masked positive colour images

PROCESS FOR THE PRODUCTION OF A PHOTOGRAPHIC IMAGE BY THE SILVER-DYE BLEACHING PROCESS AND THE PHOTOGRAPHIC MATERIAL INTENDED FOR THIS PROCESS

Process for the production of masked positive colour images by the silver dye bleach process and the photographic silver dye bleach material for use therein

Verfahren zur Herstellung eines photographischen Farbbildes nach dem Silberfarbbleichverfahren

PHOTOGRAPHIC MATERIAL FOR THE SILVER DYE BLEACHING PROCESS

NEGATIVE WORKING PHOTOGRAPHIC SILVER DYE-BLEACH MATERIAL