JPH0139010Y2 - - Google Patents

Info

Publication number
JPH0139010Y2
JPH0139010Y2 JP5445781U JP5445781U JPH0139010Y2 JP H0139010 Y2 JPH0139010 Y2 JP H0139010Y2 JP 5445781 U JP5445781 U JP 5445781U JP 5445781 U JP5445781 U JP 5445781U JP H0139010 Y2 JPH0139010 Y2 JP H0139010Y2
Authority
JP
Japan
Prior art keywords
office line
central office
relay
trunk
telephone
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
JP5445781U
Other languages
English (en)
Japanese (ja)
Other versions
JPS57168356U (en, 2012
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 JP5445781U priority Critical patent/JPH0139010Y2/ja
Publication of JPS57168356U publication Critical patent/JPS57168356U/ja
Application granted granted Critical
Publication of JPH0139010Y2 publication Critical patent/JPH0139010Y2/ja
Expired legal-status Critical Current

Links

Landscapes

  • Monitoring And Testing Of Exchanges (AREA)
  • Sub-Exchange Stations And Push- Button Telephones (AREA)
JP5445781U 1981-04-17 1981-04-17 Expired JPH0139010Y2 (en, 2012)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP5445781U JPH0139010Y2 (en, 2012) 1981-04-17 1981-04-17

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP5445781U JPH0139010Y2 (en, 2012) 1981-04-17 1981-04-17

Publications (2)

Publication Number Publication Date
JPS57168356U JPS57168356U (en, 2012) 1982-10-23
JPH0139010Y2 true JPH0139010Y2 (en, 2012) 1989-11-21

Family

ID=29851052

Family Applications (1)

Application Number Title Priority Date Filing Date
JP5445781U Expired JPH0139010Y2 (en, 2012) 1981-04-17 1981-04-17

Country Status (1)

Country Link
JP (1) JPH0139010Y2 (en, 2012)

Also Published As

Publication number Publication date
JPS57168356U (en, 2012) 1982-10-23

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