DIFF Subgroup
H03K 17/20 Modifications for resetting core switching units to a predetermined state
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 resetting core switching units to a predetermined state
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 resetting core switching units to a predetermined state
No child classifications to compare. This is a leaf node in both IPC and CPC.