IPC Main Group
G03G 19/00 Processes using magnetic patterns; Apparatus therefor
Introduced: September 1968
Last revised: January 2006
Classification Context
- Section:
- PHYSICS
- Class:
- PHOTOGRAPHY; CINEMATOGRAPHY; ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ELECTROGRAPHY; HOLOGRAPHY
- Subclass:
- ELECTROGRAPHY; ELECTROPHOTOGRAPHY; MAGNETOGRAPHY
Related Keywords
magnetic patterns used in magnetography