JPS5245807A - Display system of calling subscriber extension number - Google Patents

Display system of calling subscriber extension number

Info

Publication number
JPS5245807A
JPS5245807A JP12197275A JP12197275A JPS5245807A JP S5245807 A JPS5245807 A JP S5245807A JP 12197275 A JP12197275 A JP 12197275A JP 12197275 A JP12197275 A JP 12197275A JP S5245807 A JPS5245807 A JP S5245807A
Authority
JP
Japan
Prior art keywords
display system
calling subscriber
extension number
subscriber extension
extension
Prior art date
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.)
Pending
Application number
JP12197275A
Other languages
Japanese (ja)
Inventor
Satoshi Oshima
Eiichi Sato
Akira Imamura
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
NEC Corp
Original Assignee
NEC Corp
Nippon Electric Co Ltd
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by NEC Corp, Nippon Electric Co Ltd filed Critical NEC Corp
Priority to JP12197275A priority Critical patent/JPS5245807A/en
Publication of JPS5245807A publication Critical patent/JPS5245807A/en
Pending legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04M—TELEPHONIC COMMUNICATION
    • H04M3/00—Automatic or semi-automatic exchanges
    • H04M3/60—Semi-automatic systems, i.e. in which the numerical selection of the outgoing line is under the control of an operator
    • H04M3/64—Arrangements for signalling the number or class of the calling line to the operator

Landscapes

  • Engineering & Computer Science (AREA)
  • Signal Processing (AREA)

Abstract

PURPOSE:The trunk side output terminal of link switch is cut down, and transmission is possible from the service extension like the ordinary extension.
JP12197275A 1975-10-08 1975-10-08 Display system of calling subscriber extension number Pending JPS5245807A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP12197275A JPS5245807A (en) 1975-10-08 1975-10-08 Display system of calling subscriber extension number

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP12197275A JPS5245807A (en) 1975-10-08 1975-10-08 Display system of calling subscriber extension number

Publications (1)

Publication Number Publication Date
JPS5245807A true JPS5245807A (en) 1977-04-11

Family

ID=14824412

Family Applications (1)

Application Number Title Priority Date Filing Date
JP12197275A Pending JPS5245807A (en) 1975-10-08 1975-10-08 Display system of calling subscriber extension number

Country Status (1)

Country Link
JP (1) JPS5245807A (en)

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