DIFF Subgroup
B23K 9/06 Arrangements or circuits for starting the arc, e.g. by generating ignition voltage, or for stabilising the arc
Introduced: September 1968
Full Title
Arc welding or cutting > Arrangements or circuits for starting the arc, e.g. by generating ignition voltage, or for stabilising the arc
IPC and CPC are identically structured here. All 2 subcodes exist in both systems.
IPC defines codes here since 1990.
Child Classifications
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