IPC Subgroup
H03K 23/8 using semiconductor devices having only two electrodes, e.g. tunnel diode, multi-layer diode
Introduced: January 1985
Last revised: January 2006
Full Title
Pulse counters comprising counting chains; Frequency dividers comprising counting chains > using semiconductor devices having only two electrodes, e.g. tunnel diode, multi-layer diode
Classification Context
- Section:
- ELECTRICITY
- Class:
- ELECTRONIC CIRCUITRY
- Subclass:
- PULSE TECHNIQUE