H01J61/64 - CPC Classification Index

ClassID:

205710 ⎘

H01J61/64 - CPC Classification

Classification description:

Gas-discharge or vapour-discharge lamps Cathode glow lamps

Sub-classes:

H01J61/66 » having one or more specially shaped cathodes, e.g. for advertising purposes {alphanumeric} 0

Recent Application in this class:

20230059823

Solution glow discharge plasma chamber with lens

20090310134

Multi Micro-Hollow Cathode Light Source and Multi-Atomic Simulataneous Absorption Spectrum Analyzer