DIFF Subgroup
H03K 23/74 using relays
Introduced: January 1985
Full Title
Full titles differ between systems:
IPC:
Pulse counters comprising counting chains; Frequency dividers comprising counting chains > using relays
CPC:
Pulse counters comprising counting chains; Frequency dividers comprising counting chains (H03K29/00 takes precedence) > using relays
No child classifications to compare. This is a leaf node in both IPC and CPC.