JPS5731255A - Automatic tracking system of call subscriber - Google Patents

Automatic tracking system of call subscriber

Info

Publication number
JPS5731255A
JPS5731255A JP10509580A JP10509580A JPS5731255A JP S5731255 A JPS5731255 A JP S5731255A JP 10509580 A JP10509580 A JP 10509580A JP 10509580 A JP10509580 A JP 10509580A JP S5731255 A JPS5731255 A JP S5731255A
Authority
JP
Japan
Prior art keywords
subscriber
subb
office
call
maintainer
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
JP10509580A
Other languages
English (en)
Japanese (ja)
Other versions
JPH0139263B2 (https=
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 true JPS5731255A (en) 1982-02-19
JPH0139263B2 JPH0139263B2 (https=) 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 (https=)

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS60171852A (ja) * 1984-02-15 1985-09-05 Fujitsu Ltd 悪意呼検出方式
US4565391A (en) * 1983-03-17 1986-01-21 Nsk-Warner K.K. Driving force transmitting member for passive seat belt
US4591665A (en) * 1983-07-12 1986-05-27 At&T Bell Laboratories Method and apparatus for providing call tracing service

Citations (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

Patent Citations (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

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4565391A (en) * 1983-03-17 1986-01-21 Nsk-Warner K.K. Driving force transmitting member for passive seat belt
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

Also Published As

Publication number Publication date
JPH0139263B2 (https=) 1989-08-18

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