H01J2217/062 - CPC Classification Index

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Classification
H01J
H01J2217/00
H01J2217/04
H01J2217/06
H01J2217/062

ClassID:

205928 ⎘

H01J2217/062 - CPC Classification

Classification description:

Gas-filled discharge tubes; Electrodes; Cathodes thermionic

Home
Classification
H01J
H01J2217/00
H01J2217/04
H01J2217/06
H01J2217/062

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