IPC Subgroup
G03D 9/02 using rupturable ampoules of liquid
Introduced: September 1968
Last revised: January 2006
Full Title
Diffusion development apparatus > using rupturable ampoules of liquid
Classification Context
- Section:
- PHYSICS
- Class:
- PHOTOGRAPHY; CINEMATOGRAPHY; ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ELECTROGRAPHY; HOLOGRAPHY
- Subclass:
- APPARATUS FOR PROCESSING EXPOSED PHOTOGRAPHIC MATERIALS; ACCESSORIES THEREFOR