JPS61201541A - 親子電話装置における保留自動解除装置 - Google Patents

親子電話装置における保留自動解除装置

Info

Publication number
JPS61201541A
JPS61201541A JP60041780A JP4178085A JPS61201541A JP S61201541 A JPS61201541 A JP S61201541A JP 60041780 A JP60041780 A JP 60041780A JP 4178085 A JP4178085 A JP 4178085A JP S61201541 A JPS61201541 A JP S61201541A
Authority
JP
Japan
Prior art keywords
telephone
transistor
holding
switching element
self
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
JP60041780A
Other languages
English (en)
Japanese (ja)
Other versions
JPH0347795B2 (cg-RX-API-DMAC7.html
Inventor
Yoshiki Tanimoto
谷本　佳己
Masayuki Takahashi
正行 高橋
Minoru Sasai
笹井　実
Shoji Nojima
昭二 野島
Seiji Minagawa
皆川　精司
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.)
Kanda Tsushin Kogyo Co Ltd
NTT Inc
Original Assignee
Nippon Telegraph and Telephone Corp
Kanda Tsushin Kogyo 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, Kanda Tsushin Kogyo Co Ltd filed Critical Nippon Telegraph and Telephone Corp
Priority to JP60041780A priority Critical patent/JPS61201541A/ja
Publication of JPS61201541A publication Critical patent/JPS61201541A/ja
Publication of JPH0347795B2 publication Critical patent/JPH0347795B2/ja
Granted legal-status Critical Current

Links

JP60041780A 1985-03-05 1985-03-05 親子電話装置における保留自動解除装置 Granted JPS61201541A (ja)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP60041780A JPS61201541A (ja) 1985-03-05 1985-03-05 親子電話装置における保留自動解除装置

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP60041780A JPS61201541A (ja) 1985-03-05 1985-03-05 親子電話装置における保留自動解除装置

Publications (2)

Publication Number Publication Date
JPS61201541A true JPS61201541A (ja) 1986-09-06
JPH0347795B2 JPH0347795B2 (cg-RX-API-DMAC7.html) 1991-07-22

Family

ID=12617878

Family Applications (1)

Application Number Title Priority Date Filing Date
JP60041780A Granted JPS61201541A (ja) 1985-03-05 1985-03-05 親子電話装置における保留自動解除装置

Country Status (1)

Country Link
JP (1) JPS61201541A (cg-RX-API-DMAC7.html)

Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS6129560U (ja) * 1984-07-25 1986-02-22 日通工株式会社 電話機の自動解除機能付保留回路

Patent Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS6129560U (ja) * 1984-07-25 1986-02-22 日通工株式会社 電話機の自動解除機能付保留回路

Also Published As

Publication number Publication date
JPH0347795B2 (cg-RX-API-DMAC7.html) 1991-07-22

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