IPC Subgroup
H04B 3/04 Control of transmission; Equalising
Introduced: September 1968
Last revised: January 2006
Full Title
Line transmission systems > Details > Control of transmission; Equalising
Classification Context
- Section:
- ELECTRICITY
- Class:
- ELECTRIC COMMUNICATION TECHNIQUE
- Subclass:
- TRANSMISSION
Related Keywords
EQUALISING in electric communication transmission systems
4 direct subcodes
Child Classifications
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