CPC Subgroup
H01J 1/88 Mounting, supporting, spacing, or insulating of electrodes or of electrode assemblies
Full Title
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) > Mounting, supporting, spacing, or insulating of electrodes or of electrode assemblies
4 direct subcodes
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