JPS58186668U - 保留音送出用付加装置 - Google Patents

保留音送出用付加装置

Info

Publication number
JPS58186668U
JPS58186668U JP8447482U JP8447482U JPS58186668U JP S58186668 U JPS58186668 U JP S58186668U JP 8447482 U JP8447482 U JP 8447482U JP 8447482 U JP8447482 U JP 8447482U JP S58186668 U JPS58186668 U JP S58186668U
Authority
JP
Japan
Prior art keywords
additional device
circuit
telephone
hold
music
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
JP8447482U
Other languages
English (en)
Japanese (ja)
Other versions
JPH033019Y2 (enExample
Inventor
周一 松本
関　美喜男
長原　仁
正夫 斉藤
立井　春幸
中沢　敏光
梶田　正勝
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.)
NTT Inc
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 JP8447482U priority Critical patent/JPS58186668U/ja
Publication of JPS58186668U publication Critical patent/JPS58186668U/ja
Application granted granted Critical
Publication of JPH033019Y2 publication Critical patent/JPH033019Y2/ja
Granted legal-status Critical Current

Links

JP8447482U 1982-06-07 1982-06-07 保留音送出用付加装置 Granted JPS58186668U (ja)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP8447482U JPS58186668U (ja) 1982-06-07 1982-06-07 保留音送出用付加装置

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP8447482U JPS58186668U (ja) 1982-06-07 1982-06-07 保留音送出用付加装置

Publications (2)

Publication Number Publication Date
JPS58186668U true JPS58186668U (ja) 1983-12-12
JPH033019Y2 JPH033019Y2 (enExample) 1991-01-25

Family

ID=30093420

Family Applications (1)

Application Number Title Priority Date Filing Date
JP8447482U Granted JPS58186668U (ja) 1982-06-07 1982-06-07 保留音送出用付加装置

Country Status (1)

Country Link
JP (1) JPS58186668U (enExample)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS6251844U (enExample) * 1985-09-17 1987-03-31

Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS53641A (en) * 1976-06-23 1978-01-06 Komatsu Mfg Co Ltd Shield excavator
JPS55150539U (enExample) * 1979-04-17 1980-10-30
JPS5624855A (en) * 1979-08-07 1981-03-10 Iwatsu Electric Co Ltd Holding detecting system for key telephone system

Patent Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS53641A (en) * 1976-06-23 1978-01-06 Komatsu Mfg Co Ltd Shield excavator
JPS55150539U (enExample) * 1979-04-17 1980-10-30
JPS5624855A (en) * 1979-08-07 1981-03-10 Iwatsu Electric Co Ltd Holding detecting system for key telephone system

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS6251844U (enExample) * 1985-09-17 1987-03-31

Also Published As

Publication number Publication date
JPH033019Y2 (enExample) 1991-01-25

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