IPC Subgroup
H01J 27/18 with an applied axial magnetic field
Introduced: January 1980
Last revised: January 2006
Full Title
Ion beam tubes > Ion sources; Ion guns > using high-frequency excitation, e.g. microwave excitation > with an applied axial magnetic field
Classification Context
- Section:
- ELECTRICITY
- Class:
- ELECTRIC ELEMENTS
- Subclass:
- ELECTRIC DISCHARGE TUBES OR DISCHARGE LAMPS