JPS58132449U - 自局内接続試験回路 - Google Patents

自局内接続試験回路

Info

Publication number
JPS58132449U
JPS58132449U JP2716982U JP2716982U JPS58132449U JP S58132449 U JPS58132449 U JP S58132449U JP 2716982 U JP2716982 U JP 2716982U JP 2716982 U JP2716982 U JP 2716982U JP S58132449 U JPS58132449 U JP S58132449U
Authority
JP
Japan
Prior art keywords
relay
outgoing
trunk
test
signal
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
JP2716982U
Other languages
English (en)
Japanese (ja)
Other versions
JPS6340924Y2 (enrdf_load_stackoverflow
Inventor
竹島　治朗
功 佐野
猪井　了
仁 片岡
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.)
Nippon Telegraph and Telephone Corp
Oki Electric Industry Co Ltd
Original Assignee
Nippon Telegraph and Telephone Corp
Oki Electric Industry Co 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 Nippon Telegraph and Telephone Corp, Oki Electric Industry Co Ltd filed Critical Nippon Telegraph and Telephone Corp
Priority to JP2716982U priority Critical patent/JPS58132449U/ja
Publication of JPS58132449U publication Critical patent/JPS58132449U/ja
Application granted granted Critical
Publication of JPS6340924Y2 publication Critical patent/JPS6340924Y2/ja
Granted legal-status Critical Current

Links

Landscapes

  • Data Exchanges In Wide-Area Networks (AREA)
JP2716982U 1982-03-01 1982-03-01 自局内接続試験回路 Granted JPS58132449U (ja)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP2716982U JPS58132449U (ja) 1982-03-01 1982-03-01 自局内接続試験回路

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP2716982U JPS58132449U (ja) 1982-03-01 1982-03-01 自局内接続試験回路

Publications (2)

Publication Number Publication Date
JPS58132449U true JPS58132449U (ja) 1983-09-07
JPS6340924Y2 JPS6340924Y2 (enrdf_load_stackoverflow) 1988-10-26

Family

ID=30039085

Family Applications (1)

Application Number Title Priority Date Filing Date
JP2716982U Granted JPS58132449U (ja) 1982-03-01 1982-03-01 自局内接続試験回路

Country Status (1)

Country Link
JP (1) JPS58132449U (enrdf_load_stackoverflow)

Also Published As

Publication number Publication date
JPS6340924Y2 (enrdf_load_stackoverflow) 1988-10-26

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