IT1248168B - Business telephone management system
- Google Patents
Business telephone management system
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Publication number
IT1248168B
IT1248168BITUD910087AITUD910087AIT1248168BIT 1248168 BIT1248168 BIT 1248168BIT UD910087 AITUD910087 AIT UD910087AIT UD910087 AITUD910087 AIT UD910087AIT 1248168 BIT1248168 BIT 1248168B
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Application filed by Dada SrlfiledCriticalDada Srl
Priority to ITUD910087ApriorityCriticalpatent/IT1248168B/en
Publication of ITUD910087A0publicationCriticalpatent/ITUD910087A0/en
Publication of ITUD910087A1publicationCriticalpatent/ITUD910087A1/en
Application grantedgrantedCritical
Publication of IT1248168BpublicationCriticalpatent/IT1248168B/en
Business telephone management system for storing and managing data identifying the active and/or passive users of telephone terminals 11 regardless of whether these are directly connected or connectable to the telephone network and/or in transit to the exchange crossbar 13, having for each terminal 11, 111, 211 a consent device 10 controlled at least by an access identifier and controlling the said terminal 11, the said consent device 10 being interactive with the said terminal 11 and/or the corresponding active telephone line. <IMAGE>
ITUD910087A1991-05-211991-05-21Business telephone management system
IT1248168B
(en)
Circuit arrangement for communication exchanges, especially telephone exchanges, with remote switches, distributed switching and central switching arrangements