DIFF Subgroup
H04J 1/06 Arrangements for supplying the carrier waves
Introduced: September 1968
Full Title
Full titles differ between systems:
IPC:
Frequency-division multiplex systems > Details > Arrangements for supplying the carrier waves
CPC:
Frequency-division multiplex systems (H04J14/00 takes precedence) > Details > Arrangements for supplying the carrier waves
Of 1 combined children, 0 exist in both systems.
1 codes are CPC-only extensions.
Child Classifications
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