JPS6059660U - 電話機の回線切換回路 - Google Patents

電話機の回線切換回路

Info

Publication number
JPS6059660U
JPS6059660U JP14953483U JP14953483U JPS6059660U JP S6059660 U JPS6059660 U JP S6059660U JP 14953483 U JP14953483 U JP 14953483U JP 14953483 U JP14953483 U JP 14953483U JP S6059660 U JPS6059660 U JP S6059660U
Authority
JP
Japan
Prior art keywords
self
telephone line
holding relay
switching circuit
line
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
JP14953483U
Other languages
English (en)
Japanese (ja)
Other versions
JPS643247Y2 (enrdf_load_stackoverflow
Inventor
仲田　淳嗣
江原　正光
斉藤　安彦
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
Original Assignee
Nippon Telegraph and Telephone Corp
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 filed Critical Nippon Telegraph and Telephone Corp
Priority to JP14953483U priority Critical patent/JPS6059660U/ja
Publication of JPS6059660U publication Critical patent/JPS6059660U/ja
Application granted granted Critical
Publication of JPS643247Y2 publication Critical patent/JPS643247Y2/ja
Granted legal-status Critical Current

Links

Landscapes

  • Devices For Supply Of Signal Current (AREA)
  • Interconnected Communication Systems, Intercoms, And Interphones (AREA)
JP14953483U 1983-09-29 1983-09-29 電話機の回線切換回路 Granted JPS6059660U (ja)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP14953483U JPS6059660U (ja) 1983-09-29 1983-09-29 電話機の回線切換回路

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP14953483U JPS6059660U (ja) 1983-09-29 1983-09-29 電話機の回線切換回路

Publications (2)

Publication Number Publication Date
JPS6059660U true JPS6059660U (ja) 1985-04-25
JPS643247Y2 JPS643247Y2 (enrdf_load_stackoverflow) 1989-01-27

Family

ID=30331914

Family Applications (1)

Application Number Title Priority Date Filing Date
JP14953483U Granted JPS6059660U (ja) 1983-09-29 1983-09-29 電話機の回線切換回路

Country Status (1)

Country Link
JP (1) JPS6059660U (enrdf_load_stackoverflow)

Also Published As

Publication number Publication date
JPS643247Y2 (enrdf_load_stackoverflow) 1989-01-27

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