DIFF Subgroup
H03K 19/01806 Full Title
Logic circuits, i.e. having at least two inputs acting on one output (circuits for computer systems using fuzzy logic G06N7/02); Inverting circuits > Coupling arrangements; Interface arrangements (interface arrangements for digital computers G06F3/00, G06F13/00) > using bipolar transistors only
Of 2 combined children, 0 exist in both systems.
2 codes are CPC-only extensions.