IPC Subgroup
G03C 5/31 Regeneration; Replenishers
Introduced: January 1990
Last revised: January 2006
Full Title
Photographic processes or agents therefor; Regeneration of such processing agents > Processes using silver-salt-containing photosensitive materials or agents therefor > Development processes or agents therefor > Regeneration; Replenishers
Classification Context
- Section:
- PHYSICS
- Class:
- PHOTOGRAPHY; CINEMATOGRAPHY; ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ELECTROGRAPHY; HOLOGRAPHY
- Subclass:
- PHOTOSENSITIVE MATERIALS FOR PHOTOGRAPHIC PURPOSES; PHOTOGRAPHIC PROCESSES, e.g. CINE, X-RAY, COLOUR OR STEREO-PHOTOGRAPHIC PROCESSES; AUXILIARY PROCESSES IN PHOTOGRAPHY