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DIFF Subgroup
H01J 19/12

Supports; Vibration-damping arrangements

Introduced: September 1968

Full Title

Full titles differ between systems:

IPC:

Details of vacuum tubes of the types covered by group > Electron-emitting electrodes; Cathodes > Thermionic cathodes > characterised by the shape > Supports; Vibration-damping arrangements

CPC:

Details of vacuum tubes of the types covered by group H01J21/00 > Electron-emitting electrodes; Cathodes > Thermionic cathodes > characterised by the shape > Supports; Vibration-damping arrangements

No child classifications to compare. This is a leaf node in both IPC and CPC.