JPS577686A - Prevention system for failure in recovery from fault of manual holding circuit - Google Patents

Prevention system for failure in recovery from fault of manual holding circuit

Info

Publication number
JPS577686A
JPS577686A JP8195280A JP8195280A JPS577686A JP S577686 A JPS577686 A JP S577686A JP 8195280 A JP8195280 A JP 8195280A JP 8195280 A JP8195280 A JP 8195280A JP S577686 A JPS577686 A JP S577686A
Authority
JP
Japan
Prior art keywords
circuit
telephone switchboard
signal
fault
ans
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
JP8195280A
Other languages
English (en)
Japanese (ja)
Other versions
JPS6349949B2 (enrdf_load_stackoverflow
Inventor
Katsuhiko Furukawa
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 JP8195280A priority Critical patent/JPS577686A/ja
Publication of JPS577686A publication Critical patent/JPS577686A/ja
Publication of JPS6349949B2 publication Critical patent/JPS6349949B2/ja
Granted legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04Q—SELECTING
    • H04Q11/00—Selecting arrangements for multiplex systems
    • H04Q11/02—Selecting arrangements for multiplex systems for frequency-division multiplexing

Landscapes

  • Engineering & Computer Science (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Monitoring And Testing Of Exchanges (AREA)
JP8195280A 1980-06-17 1980-06-17 Prevention system for failure in recovery from fault of manual holding circuit Granted JPS577686A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP8195280A JPS577686A (en) 1980-06-17 1980-06-17 Prevention system for failure in recovery from fault of manual holding circuit

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP8195280A JPS577686A (en) 1980-06-17 1980-06-17 Prevention system for failure in recovery from fault of manual holding circuit

Publications (2)

Publication Number Publication Date
JPS577686A true JPS577686A (en) 1982-01-14
JPS6349949B2 JPS6349949B2 (enrdf_load_stackoverflow) 1988-10-06

Family

ID=13760829

Family Applications (1)

Application Number Title Priority Date Filing Date
JP8195280A Granted JPS577686A (en) 1980-06-17 1980-06-17 Prevention system for failure in recovery from fault of manual holding circuit

Country Status (1)

Country Link
JP (1) JPS577686A (enrdf_load_stackoverflow)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4695178A (en) * 1985-07-30 1987-09-22 Okabe Co., Ltd. Joint for reinforcing bar employed in concrete construction

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4695178A (en) * 1985-07-30 1987-09-22 Okabe Co., Ltd. Joint for reinforcing bar employed in concrete construction

Also Published As

Publication number Publication date
JPS6349949B2 (enrdf_load_stackoverflow) 1988-10-06

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