JPS60150364A - 電話装置 - Google Patents

電話装置

Info

Publication number
JPS60150364A
JPS60150364A JP59006550A JP655084A JPS60150364A JP S60150364 A JPS60150364 A JP S60150364A JP 59006550 A JP59006550 A JP 59006550A JP 655084 A JP655084 A JP 655084A JP S60150364 A JPS60150364 A JP S60150364A
Authority
JP
Japan
Prior art keywords
voltage
circuit
battery
constant voltage
telephone
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
JP59006550A
Other languages
English (en)
Japanese (ja)
Other versions
JPH0213988B2 (enrdf_load_stackoverflow
Inventor
Minoru Yamanaka
実 山中
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 JP59006550A priority Critical patent/JPS60150364A/ja
Publication of JPS60150364A publication Critical patent/JPS60150364A/ja
Publication of JPH0213988B2 publication Critical patent/JPH0213988B2/ja
Granted legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04M—TELEPHONIC COMMUNICATION
    • H04M1/00—Substation equipment, e.g. for use by subscribers
    • H04M1/71—Substation extension arrangements

Landscapes

  • Engineering & Computer Science (AREA)
  • Signal Processing (AREA)
JP59006550A 1984-01-18 1984-01-18 電話装置 Granted JPS60150364A (ja)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP59006550A JPS60150364A (ja) 1984-01-18 1984-01-18 電話装置

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP59006550A JPS60150364A (ja) 1984-01-18 1984-01-18 電話装置

Publications (2)

Publication Number Publication Date
JPS60150364A true JPS60150364A (ja) 1985-08-08
JPH0213988B2 JPH0213988B2 (enrdf_load_stackoverflow) 1990-04-05

Family

ID=11641435

Family Applications (1)

Application Number Title Priority Date Filing Date
JP59006550A Granted JPS60150364A (ja) 1984-01-18 1984-01-18 電話装置

Country Status (1)

Country Link
JP (1) JPS60150364A (enrdf_load_stackoverflow)

Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4847899A (en) * 1986-11-20 1989-07-11 Sharp Kabushiki Kaisha Power circuit for telephone accessory devices
US5014308A (en) * 1989-02-09 1991-05-07 Alcatel, N.V. Circuit arrangement for providing power for an IC chip in a telephone subset
JPH03208452A (ja) * 1990-01-11 1991-09-11 Nippon Telegr & Teleph Corp <Ntt> 電話用送受話増幅回路
JP2020053825A (ja) * 2018-09-27 2020-04-02 サクサ株式会社 非常電話装置

Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4847899A (en) * 1986-11-20 1989-07-11 Sharp Kabushiki Kaisha Power circuit for telephone accessory devices
US5014308A (en) * 1989-02-09 1991-05-07 Alcatel, N.V. Circuit arrangement for providing power for an IC chip in a telephone subset
JPH03208452A (ja) * 1990-01-11 1991-09-11 Nippon Telegr & Teleph Corp <Ntt> 電話用送受話増幅回路
JP2020053825A (ja) * 2018-09-27 2020-04-02 サクサ株式会社 非常電話装置

Also Published As

Publication number Publication date
JPH0213988B2 (enrdf_load_stackoverflow) 1990-04-05

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