JPS5174506A - - Google Patents

Info

Publication number
JPS5174506A
JPS5174506A JP49148074A JP14807474A JPS5174506A JP S5174506 A JPS5174506 A JP S5174506A JP 49148074 A JP49148074 A JP 49148074A JP 14807474 A JP14807474 A JP 14807474A JP S5174506 A JPS5174506 A JP S5174506A
Authority
JP
Japan
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
JP49148074A
Other languages
Japanese (ja)
Other versions
JPS5711199B2 (de
Inventor
Ki Myoshi
Hiroshi Kuwabara
Tooru Hoshi
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.)
Hitachi Ltd
Original Assignee
Hitachi 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 Hitachi Ltd filed Critical Hitachi Ltd
Priority to JP14807474A priority Critical patent/JPS5711199B2/ja
Publication of JPS5174506A publication Critical patent/JPS5174506A/ja
Publication of JPS5711199B2 publication Critical patent/JPS5711199B2/ja
Expired legal-status Critical Current

Links

Landscapes

  • Devices For Supply Of Signal Current (AREA)
  • Interface Circuits In Exchanges (AREA)
  • Use Of Switch Circuits For Exchanges And Methods Of Control Of Multiplex Exchanges (AREA)
JP14807474A 1974-12-25 1974-12-25 Expired JPS5711199B2 (de)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP14807474A JPS5711199B2 (de) 1974-12-25 1974-12-25

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP14807474A JPS5711199B2 (de) 1974-12-25 1974-12-25

Publications (2)

Publication Number Publication Date
JPS5174506A true JPS5174506A (de) 1976-06-28
JPS5711199B2 JPS5711199B2 (de) 1982-03-03

Family

ID=15444624

Family Applications (1)

Application Number Title Priority Date Filing Date
JP14807474A Expired JPS5711199B2 (de) 1974-12-25 1974-12-25

Country Status (1)

Country Link
JP (1) JPS5711199B2 (de)

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5397912U (de) * 1977-01-13 1978-08-09
JPS60182252A (ja) * 1984-02-29 1985-09-17 Hitachi Ltd 応答検出方式
JPS616961A (ja) * 1984-03-26 1986-01-13 ジ−メンス・アクチエンゲゼルシヤフト 小規模電話構内交換機用回路装置

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS61128294U (de) * 1985-01-31 1986-08-12

Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS4745516A (de) * 1971-05-19 1972-12-25
JPS4879554A (de) * 1972-01-25 1973-10-25
JPS4891906A (de) * 1972-03-08 1973-11-29

Patent Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS4745516A (de) * 1971-05-19 1972-12-25
JPS4879554A (de) * 1972-01-25 1973-10-25
JPS4891906A (de) * 1972-03-08 1973-11-29

Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5397912U (de) * 1977-01-13 1978-08-09
JPS574532Y2 (de) * 1977-01-13 1982-01-27
JPS60182252A (ja) * 1984-02-29 1985-09-17 Hitachi Ltd 応答検出方式
JPS616961A (ja) * 1984-03-26 1986-01-13 ジ−メンス・アクチエンゲゼルシヤフト 小規模電話構内交換機用回路装置

Also Published As

Publication number Publication date
JPS5711199B2 (de) 1982-03-03

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