DIFF Subgroup
H03K 17/16 Modifications for eliminating interference voltages or currents
Introduced: September 1968
Full Title
Full titles differ between systems:
IPC:
Electronic switching or gating, i.e. not by contact-making and -breaking > Modifications for eliminating interference voltages or currents
CPC:
Electronic switching or gating, i.e. not by contact-making and –breaking (gated amplifiers H03F3/72; switching arrangements for exchange systems using static devices H04Q3/52) > Modifications for eliminating interference voltages or currents
Of 2 combined children, 0 exist in both systems.
2 codes are CPC-only extensions.
Child Classifications
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