DIFF Subgroup
H05B 6/48 Circuits
Introduced: January 1980
Full Title
Full titles differ between systems:
IPC:
Heating by electric, magnetic or electromagnetic fields > Dielectric heating > Circuits
CPC:
Heating by electric, magnetic or electromagnetic fields > Dielectric heating (H05B6/64 takes precedence) > Circuits
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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