IPC Subgroup
H01J 31/46 Tubes in which electrical output represents both intensity and colour of image
Introduced: September 1968
Last revised: January 2006
Full Title
Cathode-ray tubes; Electron-beam tubes > having a screen on or from which an image or pattern is formed, picked-up, converted, or stored > Image pick-up tubes having an input of visible light and electric output > Tubes in which electrical output represents both intensity and colour of image
Classification Context
- Section:
- ELECTRICITY
- Class:
- ELECTRIC ELEMENTS
- Subclass:
- ELECTRIC DISCHARGE TUBES OR DISCHARGE LAMPS