JPS51120106A - Camp-on supervising system - Google Patents

Camp-on supervising system

Info

Publication number
JPS51120106A
JPS51120106A JP4486875A JP4486875A JPS51120106A JP S51120106 A JPS51120106 A JP S51120106A JP 4486875 A JP4486875 A JP 4486875A JP 4486875 A JP4486875 A JP 4486875A JP S51120106 A JPS51120106 A JP S51120106A
Authority
JP
Japan
Prior art keywords
camp
supervising system
supervising
burden
operator
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.)
Granted
Application number
JP4486875A
Other languages
English (en)
Japanese (ja)
Other versions
JPS5633026B2 (enrdf_load_stackoverflow
Inventor
Hiroaki Takami
Akira Imamura
Eiichi Sato
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 JP4486875A priority Critical patent/JPS51120106A/ja
Publication of JPS51120106A publication Critical patent/JPS51120106A/ja
Publication of JPS5633026B2 publication Critical patent/JPS5633026B2/ja
Granted legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04M—TELEPHONIC COMMUNICATION
    • H04M3/00—Automatic or semi-automatic exchanges
    • H04M3/42—Systems providing special services or facilities to subscribers
    • H04M3/48—Arrangements for recalling a calling subscriber when the wanted subscriber ceases to be busy

Landscapes

  • Engineering & Computer Science (AREA)
  • Signal Processing (AREA)
JP4486875A 1975-04-15 1975-04-15 Camp-on supervising system Granted JPS51120106A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP4486875A JPS51120106A (en) 1975-04-15 1975-04-15 Camp-on supervising system

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP4486875A JPS51120106A (en) 1975-04-15 1975-04-15 Camp-on supervising system

Publications (2)

Publication Number Publication Date
JPS51120106A true JPS51120106A (en) 1976-10-21
JPS5633026B2 JPS5633026B2 (enrdf_load_stackoverflow) 1981-07-31

Family

ID=12703465

Family Applications (1)

Application Number Title Priority Date Filing Date
JP4486875A Granted JPS51120106A (en) 1975-04-15 1975-04-15 Camp-on supervising system

Country Status (1)

Country Link
JP (1) JPS51120106A (enrdf_load_stackoverflow)

Also Published As

Publication number Publication date
JPS5633026B2 (enrdf_load_stackoverflow) 1981-07-31

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