IPC Subgroup
H01J 3/06 two or more guns being arranged in a single vacuum space, e.g. for plural-ray tubes
Introduced: September 1968
Last revised: January 2006
Full Title
Details of electron-optical or ion-optical arrangements common to two or more basic types of discharge tubes or lamps > two or more guns being arranged in a single vacuum space, e.g. for plural-ray tubes
Classification Context
- Section:
- ELECTRICITY
- Class:
- ELECTRIC ELEMENTS
- Subclass:
- ELECTRIC DISCHARGE TUBES OR DISCHARGE LAMPS