DIFF Subgroup
F42C 19/12 electric
Introduced: September 1968
Full Title
Full titles differ between systems:
IPC:
Details of fuzes > Primers; Detonators > electric
CPC:
Details of fuzes (except F42C15/00) > Primers (initiators for blasting cartridges F42B3/10; ignition means for rocket engine plants F02K9/95); Detonators > electric
IPC and CPC are identically structured here. All 1 subcodes exist in both systems.
IPC defines codes here since 1990.
Child Classifications
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