DIFF Subgroup
H04Q 3/64 Distributing or queueing
Introduced: September 1968
Title
Titles differ between systems:
IPC: Distributing or queuing
CPC: Distributing or queueing
Full Title
Full titles differ between systems:
IPC:
Selecting arrangements > Distributing or queuing
CPC:
Selecting arrangements (H04Q5/00 - H04Q11/00 take precedence) > Distributing or queueing
Of 3 combined children, 2 exist in both systems.
1 codes are CPC-only extensions.
Child Classifications
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