IPC Subgroup
G03G 5/022 Layers for surface-deformation imaging, e.g. frost imaging
Introduced: July 1974
Last revised: January 2006
Full Title
Recording-members for original recording by exposure, e.g. to light, to heat or to electrons; Manufacture thereof; Selection of materials therefor > Charge-receiving layers > Layers for surface-deformation imaging, e.g. frost imaging
Classification Context
- Section:
- PHYSICS
- Class:
- PHOTOGRAPHY; CINEMATOGRAPHY; ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ELECTROGRAPHY; HOLOGRAPHY
- Subclass:
- ELECTROGRAPHY; ELECTROPHOTOGRAPHY; MAGNETOGRAPHY