H01J2893/0037 - CPC Classification

Discharge tubes and lamps; Vacuum connection techniques applicable to discharge tubes and lamps Solid sealing members other than lamp bases

• H01J2893/0038 » Direct connection between two insulating elements, in particular via glass material 0
• H01J2893/0041 » Direct connection between insulating and metal elements, in particular via glass material 0
• H01J2893/0044 » Direct connection between two metal elements, in particular via material a connecting material 0