JPH0560293B2 - - Google Patents

Info

Publication number
JPH0560293B2
JPH0560293B2 JP59223537A JP22353784A JPH0560293B2 JP H0560293 B2 JPH0560293 B2 JP H0560293B2 JP 59223537 A JP59223537 A JP 59223537A JP 22353784 A JP22353784 A JP 22353784A JP H0560293 B2 JPH0560293 B2 JP H0560293B2
Authority
JP
Japan
Prior art keywords
signal
telephone
circuit
output
extension
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 - Lifetime
Application number
JP59223537A
Other languages
English (en)
Japanese (ja)
Other versions
JPS61101153A (ja
Inventor
Shinichi Sekiguchi
Kenzaburo Nakajima
Masashi Suzuki
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.)
Panasonic Holdings Corp
Original Assignee
Matsushita Electric Industrial 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 Matsushita Electric Industrial Co Ltd filed Critical Matsushita Electric Industrial Co Ltd
Priority to JP59223537A priority Critical patent/JPS61101153A/ja
Publication of JPS61101153A publication Critical patent/JPS61101153A/ja
Publication of JPH0560293B2 publication Critical patent/JPH0560293B2/ja
Granted legal-status Critical Current

Links

Landscapes

  • Sub-Exchange Stations And Push- Button Telephones (AREA)
JP59223537A 1984-10-24 1984-10-24 ボタン電話装置 Granted JPS61101153A (ja)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP59223537A JPS61101153A (ja) 1984-10-24 1984-10-24 ボタン電話装置

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP59223537A JPS61101153A (ja) 1984-10-24 1984-10-24 ボタン電話装置

Publications (2)

Publication Number Publication Date
JPS61101153A JPS61101153A (ja) 1986-05-20
JPH0560293B2 true JPH0560293B2 (enrdf_load_stackoverflow) 1993-09-02

Family

ID=16799707

Family Applications (1)

Application Number Title Priority Date Filing Date
JP59223537A Granted JPS61101153A (ja) 1984-10-24 1984-10-24 ボタン電話装置

Country Status (1)

Country Link
JP (1) JPS61101153A (enrdf_load_stackoverflow)

Family Cites Families (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5862957A (ja) * 1981-10-09 1983-04-14 Nippon Telegr & Teleph Corp <Ntt> 内線ハンドフリ−応答回路

Also Published As

Publication number Publication date
JPS61101153A (ja) 1986-05-20

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