JPS4897409A - - Google Patents

Info

Publication number
JPS4897409A
JPS4897409A JP47030561A JP3056172A JPS4897409A JP S4897409 A JPS4897409 A JP S4897409A JP 47030561 A JP47030561 A JP 47030561A JP 3056172 A JP3056172 A JP 3056172A JP S4897409 A JPS4897409 A JP S4897409A
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.)
Pending
Application number
JP47030561A
Other languages
Japanese (ja)
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 filed Critical
Priority to JP47030561A priority Critical patent/JPS4897409A/ja
Publication of JPS4897409A publication Critical patent/JPS4897409A/ja
Pending legal-status Critical Current

Links

Landscapes

  • Data Exchanges In Wide-Area Networks (AREA)
  • Interface Circuits In Exchanges (AREA)
JP47030561A 1972-03-25 1972-03-25 Pending JPS4897409A (US07754267-20100713-C00017.png)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP47030561A JPS4897409A (US07754267-20100713-C00017.png) 1972-03-25 1972-03-25

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP47030561A JPS4897409A (US07754267-20100713-C00017.png) 1972-03-25 1972-03-25

Publications (1)

Publication Number Publication Date
JPS4897409A true JPS4897409A (US07754267-20100713-C00017.png) 1973-12-12

Family

ID=12307210

Family Applications (1)

Application Number Title Priority Date Filing Date
JP47030561A Pending JPS4897409A (US07754267-20100713-C00017.png) 1972-03-25 1972-03-25

Country Status (1)

Country Link
JP (1) JPS4897409A (US07754267-20100713-C00017.png)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH0338162A (ja) * 1989-07-05 1991-02-19 Nec Corp 4線式通信回線接続装置

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH0338162A (ja) * 1989-07-05 1991-02-19 Nec Corp 4線式通信回線接続装置

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