IPC Subgroup
H01J 23/14 Leading-in arrangements; Seals therefor
Introduced: September 1968
Last revised: January 2006
Full Title
Details of transit-time tubes of the types covered by group > Leading-in arrangements; Seals therefor
Classification Context
- Section:
- ELECTRICITY
- Class:
- ELECTRIC ELEMENTS
- Subclass:
- ELECTRIC DISCHARGE TUBES OR DISCHARGE LAMPS
1 direct subcode
Child Classifications
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- H01J 23/15 Means for preventing wave energy leakage structurally associated with tube leading-in arrangements, e.g. filters, chokes, attenuating devices