JPS6059659U - 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
JPS6059659U
JPS6059659U JP14953383U JP14953383U JPS6059659U JP S6059659 U JPS6059659 U JP S6059659U JP 14953383 U JP14953383 U JP 14953383U JP 14953383 U JP14953383 U JP 14953383U JP S6059659 U JPS6059659 U JP S6059659U
Authority
JP
Japan
Prior art keywords
line
switching circuit
self
telephone line
diode
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
JP14953383U
Other languages
English (en)
Japanese (ja)
Other versions
JPS643246Y2 (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html
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 JP14953383U priority Critical patent/JPS6059659U/ja
Publication of JPS6059659U publication Critical patent/JPS6059659U/ja
Application granted granted Critical
Publication of JPS643246Y2 publication Critical patent/JPS643246Y2/ja
Granted legal-status Critical Current

Links

Landscapes

  • Interconnected Communication Systems, Intercoms, And Interphones (AREA)
JP14953383U 1983-09-29 1983-09-29 電話機の回線切換回路 Granted JPS6059659U (ja)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP14953383U JPS6059659U (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
JP14953383U JPS6059659U (ja) 1983-09-29 1983-09-29 電話機の回線切換回路

Publications (2)

Publication Number Publication Date
JPS6059659U true JPS6059659U (ja) 1985-04-25
JPS643246Y2 JPS643246Y2 (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) 1989-01-27

Family

ID=30331912

Family Applications (1)

Application Number Title Priority Date Filing Date
JP14953383U Granted JPS6059659U (ja) 1983-09-29 1983-09-29 電話機の回線切換回路

Country Status (1)

Country Link
JP (1) JPS6059659U (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html)

Also Published As

Publication number Publication date
JPS643246Y2 (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) 1989-01-27

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