IPC Subgroup
H01J 27/04 using reflex discharge, e.g. Penning ion sources
Introduced: January 1980
Last revised: January 2006
Full Title
Ion beam tubes > Ion sources; Ion guns > using reflex discharge, e.g. Penning ion sources
Classification Context
- Section:
- ELECTRICITY
- Class:
- ELECTRIC ELEMENTS
- Subclass:
- ELECTRIC DISCHARGE TUBES OR DISCHARGE LAMPS
1 direct subcode
Child Classifications
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- H01J 27/06 without applied magnetic field