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Publication of CH1849170A4publicationCriticalpatent/CH1849170A4/xx
G04C13/00—Driving mechanisms for clocks by primary clocks
G04C13/02—Circuit arrangements; Electric clock installations
G04C13/027—Circuit arrangements; Electric clock installations primary-secondary systems using transmission of other driving signals, e.g. coded signals
H—ELECTRICITY
H04—ELECTRIC COMMUNICATION TECHNIQUE
H04B—TRANSMISSION
H04B14/00—Transmission systems not characterised by the medium used for transmission
H04B14/02—Transmission systems not characterised by the medium used for transmission characterised by the use of pulse modulation