• All sections
• G - Physics
• G07C - Time or attendance registersregistering or indicating the working of machinesgenerating random numbersvoting or lottery apparatusarrangements, systems or apparatus for checking not provided for elsewhere
• G07C 1/18 - Registering, indicating, or recording the time of events or elapsed time, e.g. time-recorders for work people 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

Patent holdings for IPC class G07C 1/18

Total number of patents in this class: 0

10-year publication summary

Principal owners for this class