DIFF Subgroup
G09F 21/04 by land vehicles
Introduced: September 1968
Full Title
Full titles differ between systems:
IPC:
Mobile visual advertising > by land vehicles
CPC:
Mobile visual advertising (combined visual and audible advertising G09F27/00) > by land vehicles
Of 7 combined children, 0 exist in both systems.
7 codes are CPC-only extensions.
Child Classifications
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