Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
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Hitachi Ltd
Original Assignee
Hitachi Ltd
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Filing date
Publication date
Application filed by Hitachi LtdfiledCriticalHitachi Ltd
Priority to JP5732677ApriorityCriticalpatent/JPS53142106A/en
Publication of JPS53142106ApublicationCriticalpatent/JPS53142106A/en
PURPOSE: To rduce the number of the signal line between the circuit correspondence device and the processor and thus to realize the cost reduction of the system, by transmitting the output of the multi-frequency receiver of each circuit to the processor via a piece of common signal line.
COPYRIGHT: (C)1978,JPO&Japio
JP5732677A1977-05-181977-05-18Voice answering system
PendingJPS53142106A
(en)