Abstract
Both authors have been involved with the development of special service equipment within the telephone Switching technique of the German Federal Post Office. The article in question reports on the state of automation of special telephone services in West Germany. The description includes systems already in existence and those still in the testing stage and also discusses the possibilities resulting from the introduction of computer-controlled switching systems. Here, special consideration is given to the consequent simplification for the administration and the additional facilities for the subscriber brought about by these special telephone services.
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