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A method for switching the coding means for selective calling with according to an expanded (10 by means of 1) - code time-shared audio frequency pulses to a repetition frequency in the case of the same units directly on two successive
A method for switching the coding means for selective calling with according to an expanded (10 by means of 1) - code time-shared audio frequency pulses to a repetition frequency in the case of the same units directly on two successive