IPC Subgroup
H01J 37/2 Means for supporting or positioning the object or the material; Means for adjusting diaphragms or lenses associated with the support
Introduced: September 1968
Last revised: January 2006
Full Title
Discharge tubes with provision for introducing objects or material to be exposed to the discharge, e.g. for the purpose of examination or processing thereof > Details > Means for supporting or positioning the object or the material; Means for adjusting diaphragms or lenses associated with the support
Classification Context
- Section:
- ELECTRICITY
- Class:
- ELECTRIC ELEMENTS
- Subclass:
- ELECTRIC DISCHARGE TUBES OR DISCHARGE LAMPS