DIFF Subgroup
H01J 27/10 Duoplasmatrons
Introduced: January 1980
Full Title
Full titles differ between systems:
IPC:
Ion beam tubes > Ion sources; Ion guns > using arc discharge > Duoplasmatrons
CPC:
Ion beam tubes (H01J25/00, H01J33/00, H01J37/00 take precedence; particle accelerators H05H) > Ion sources; Ion guns > using arc discharge > Duoplasmatrons
IPC and CPC are identically structured here. All 1 subcodes exist in both systems.
IPC defines codes here since 1980.
Child Classifications
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