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PCE
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DIFF Subgroup
H01J 1/38

characterised by the material

Introduced: September 1968

Full Title

Full titles differ between systems:

IPC:

Details of electrodes, of magnetic control means, of screens, or of the mounting or spacing thereof, common to two or more basic types of discharge tubes or lamps > Main electrodes > Solid anodes; Solid auxiliary anodes for maintaining a discharge > characterised by the material

CPC:

Details of electrodes, of magnetic control means, of screens, or of the mounting or spacing thereof, common to two or more basic types of discharge tubes or lamps (details of electron-optical or ion-optical arrangements H01J3/00) > Main electrodes > Solid anodes; Solid auxiliary anodes for maintaining a discharge > characterised by the material

No child classifications to compare. This is a leaf node in both IPC and CPC.