JPH0139263B2 - - Google Patents

Info

Publication number
JPH0139263B2
JPH0139263B2 JP55105095A JP10509580A JPH0139263B2 JP H0139263 B2 JPH0139263 B2 JP H0139263B2 JP 55105095 A JP55105095 A JP 55105095A JP 10509580 A JP10509580 A JP 10509580A JP H0139263 B2 JPH0139263 B2 JP H0139263B2
Authority
JP
Japan
Prior art keywords
subscriber
exchange
telephone number
called
calling subscriber
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.)
Expired
Application number
JP55105095A
Other languages
English (en)
Japanese (ja)
Other versions
JPS5731255A (en
Inventor
Tsutomu Iwamoto
Masahiro Koyama
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.)
Fujitsu Ltd
Original Assignee
Fujitsu 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 Fujitsu Ltd filed Critical Fujitsu Ltd
Priority to JP10509580A priority Critical patent/JPS5731255A/ja
Publication of JPS5731255A publication Critical patent/JPS5731255A/ja
Publication of JPH0139263B2 publication Critical patent/JPH0139263B2/ja
Granted legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04Q—SELECTING
    • H04Q3/00—Selecting arrangements
    • H04Q3/72—Finding out and indicating number of calling subscriber

Landscapes

  • Engineering & Computer Science (AREA)
  • Computer Networks & Wireless Communication (AREA)
JP10509580A 1980-08-01 1980-08-01 Automatic tracking system of call subscriber Granted JPS5731255A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP10509580A JPS5731255A (en) 1980-08-01 1980-08-01 Automatic tracking system of call subscriber

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP10509580A JPS5731255A (en) 1980-08-01 1980-08-01 Automatic tracking system of call subscriber

Publications (2)

Publication Number Publication Date
JPS5731255A JPS5731255A (en) 1982-02-19
JPH0139263B2 true JPH0139263B2 (enrdf_load_stackoverflow) 1989-08-18

Family

ID=14398343

Family Applications (1)

Application Number Title Priority Date Filing Date
JP10509580A Granted JPS5731255A (en) 1980-08-01 1980-08-01 Automatic tracking system of call subscriber

Country Status (1)

Country Link
JP (1) JPS5731255A (enrdf_load_stackoverflow)

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS59143858U (ja) * 1983-03-17 1984-09-26 日本精工株式会社 受動型シ−トベルトの駆動力伝達部材
US4591665A (en) * 1983-07-12 1986-05-27 At&T Bell Laboratories Method and apparatus for providing call tracing service
JPS60171852A (ja) * 1984-02-15 1985-09-05 Fujitsu Ltd 悪意呼検出方式

Family Cites Families (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5541051A (en) * 1978-09-18 1980-03-22 Nippon Telegr & Teleph Corp <Ntt> Identification system for outgoing subscriber

Also Published As

Publication number Publication date
JPS5731255A (en) 1982-02-19

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