DIFF Main Group
H04Q 11/00 Selecting arrangements for multiplex systems (multiplex systems H04J)
Introduced: September 1968
Title
Titles differ between systems:
IPC: Selecting arrangements for multiplex systems
CPC: Selecting arrangements for multiplex systems (multiplex systems H04J)
Full Title
Full titles differ between systems:
IPC:
Selecting arrangements for multiplex systems
CPC:
Selecting arrangements for multiplex systems (multiplex systems H04J)
Of 3 combined children, 2 exist in both systems.
1 codes are CPC-only extensions.
Child Classifications
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