DIFF Main Group
H01J 43/00 Secondary-emission tubes; Electron-multiplier tubes (dynamic electron-multiplier tubes H01J25/76)
Introduced: September 1968
Title
Titles differ between systems:
IPC: Secondary-emission tubes; Electron-multiplier tubes
CPC: Secondary-emission tubes; Electron-multiplier tubes (dynamic electron-multiplier tubes H01J25/76)
Full Title
Full titles differ between systems:
IPC:
Secondary-emission tubes; Electron-multiplier tubes
CPC:
Secondary-emission tubes; Electron-multiplier tubes (dynamic electron-multiplier tubes H01J25/76)
IPC and CPC are identically structured here. All 2 subcodes exist in both systems.
1 shared codes have differing titles between IPC and CPC.
Child Classifications
Navigate with arrow keys, Enter to open
- H01J 43/02 Tubes in which one or a few electrodes are secondary-electron emitting electrodes +1 CPC IPC+CPC Available in IPC and CPC