DIFF Subgroup
G04F 3/08 Additional arrangements in connection with ordinary electric clocks for this purpose
Introduced: September 1968
Full Title
Apparatus which can be set and started to measure-off predetermined or adjustably-fixed time intervals with driving mechanisms, e.g. dosimeters with clockwork > with electric driving mechanisms > Additional arrangements in connection with ordinary electric clocks for this purpose
No child classifications to compare. This is a leaf node in both IPC and CPC.