DIFF Subgroup
G04B 19/28 Adjustable guide marks or pointers for indicating determined points of time
Introduced: September 1968
Full Title
Full titles differ between systems:
IPC:
Indicating the time by visual means > Adjustable guide marks or pointers for indicating determined points of time
CPC:
Indicating the time by visual means ( by electric lamps G04C17/02; display arrangements in general G09F) > Adjustable guide marks or pointers for indicating determined points of time
Of 1 combined children, 0 exist in both systems.
1 codes are CPC-only extensions.
Child Classifications
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