JPS6121888Y2 - - Google Patents

Info

Publication number
JPS6121888Y2
JPS6121888Y2 JP7467880U JP7467880U JPS6121888Y2 JP S6121888 Y2 JPS6121888 Y2 JP S6121888Y2 JP 7467880 U JP7467880 U JP 7467880U JP 7467880 U JP7467880 U JP 7467880U JP S6121888 Y2 JPS6121888 Y2 JP S6121888Y2
Authority
JP
Japan
Prior art keywords
relay
line
contact
circuit
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
JP7467880U
Other languages
English (en)
Japanese (ja)
Other versions
JPS56176563U (pm
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 JP7467880U priority Critical patent/JPS6121888Y2/ja
Publication of JPS56176563U publication Critical patent/JPS56176563U/ja
Application granted granted Critical
Publication of JPS6121888Y2 publication Critical patent/JPS6121888Y2/ja
Expired legal-status Critical Current

Links

Landscapes

  • Monitoring And Testing Of Exchanges (AREA)
JP7467880U 1980-05-30 1980-05-30 Expired JPS6121888Y2 (pm)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP7467880U JPS6121888Y2 (pm) 1980-05-30 1980-05-30

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP7467880U JPS6121888Y2 (pm) 1980-05-30 1980-05-30

Publications (2)

Publication Number Publication Date
JPS56176563U JPS56176563U (pm) 1981-12-26
JPS6121888Y2 true JPS6121888Y2 (pm) 1986-07-01

Family

ID=29437379

Family Applications (1)

Application Number Title Priority Date Filing Date
JP7467880U Expired JPS6121888Y2 (pm) 1980-05-30 1980-05-30

Country Status (1)

Country Link
JP (1) JPS6121888Y2 (pm)

Also Published As

Publication number Publication date
JPS56176563U (pm) 1981-12-26

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