CPC Subgroup
G07C 1/18 with apparatus adapted for use with individual cards
Full Title
Registering, indicating or recording the time of events or elapsed time, e.g. time-recorders for work people (registering or indicating the working of machines or vehicles G07C3/00, G07C5/00) > together with the recording, indicating or registering of other data, e.g. of signs of identity > wherein the time is indicated by marking an element, e.g. a card or tape, in a position determined by the time > with apparatus adapted for use with individual cards