DIFF Subgroup
H03K 17/941 Full Title
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) > characterised by the way in which the control signals are generated
Of 1 combined children, 0 exist in both systems.
1 codes are CPC-only extensions.