JPH0262998B2 - - Google Patents

Info

Publication number
JPH0262998B2
JPH0262998B2 JP55173605A JP17360580A JPH0262998B2 JP H0262998 B2 JPH0262998 B2 JP H0262998B2 JP 55173605 A JP55173605 A JP 55173605A JP 17360580 A JP17360580 A JP 17360580A JP H0262998 B2 JPH0262998 B2 JP H0262998B2
Authority
JP
Japan
Prior art keywords
alarm
display
button
audible
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
JP55173605A
Other languages
English (en)
Japanese (ja)
Other versions
JPS5797256A (en
Inventor
Takeo Nakaguchi
Masato Araki
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.)
Iwatsu Electric Co Ltd
Original Assignee
Iwatsu Electric 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 Iwatsu Electric Co Ltd filed Critical Iwatsu Electric Co Ltd
Priority to JP17360580A priority Critical patent/JPS5797256A/ja
Publication of JPS5797256A publication Critical patent/JPS5797256A/ja
Publication of JPH0262998B2 publication Critical patent/JPH0262998B2/ja
Granted legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04M—TELEPHONIC COMMUNICATION
    • H04M11/00—Telephonic communication systems specially adapted for combination with other electrical systems
    • H04M11/04—Telephonic communication systems specially adapted for combination with other electrical systems with alarm systems, e.g. fire, police or burglar alarm systems

Landscapes

  • Engineering & Computer Science (AREA)
  • Signal Processing (AREA)
  • Sub-Exchange Stations And Push- Button Telephones (AREA)
JP17360580A 1980-12-09 1980-12-09 Button telephone set Granted JPS5797256A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP17360580A JPS5797256A (en) 1980-12-09 1980-12-09 Button telephone set

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP17360580A JPS5797256A (en) 1980-12-09 1980-12-09 Button telephone set

Publications (2)

Publication Number Publication Date
JPS5797256A JPS5797256A (en) 1982-06-16
JPH0262998B2 true JPH0262998B2 (ko) 1990-12-27

Family

ID=15963697

Family Applications (1)

Application Number Title Priority Date Filing Date
JP17360580A Granted JPS5797256A (en) 1980-12-09 1980-12-09 Button telephone set

Country Status (1)

Country Link
JP (1) JPS5797256A (ko)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH06129188A (ja) * 1992-10-20 1994-05-10 Takasago Thermal Eng Co Ltd 埋設配管施工方法

Families Citing this family (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2501784B2 (ja) * 1984-02-27 1996-05-29 日本電信電話株式会社 電話システム
JPH0620210B2 (ja) * 1985-01-30 1994-03-16 アイホン株式会社 インターホン電話機混成装置
JPH01170194A (ja) * 1987-12-25 1989-07-05 Iwatsu Electric Co Ltd ボタン電話装置
JPH01170195A (ja) * 1987-12-25 1989-07-05 Iwatsu Electric Co Ltd ボタン電話装置
JP2619472B2 (ja) * 1988-04-25 1997-06-11 松下電工株式会社 電話交換システムの報知ユニット
JPH03140088A (ja) * 1989-10-26 1991-06-14 Matsushita Electric Works Ltd 電話交換装置
JP4506507B2 (ja) * 2005-02-28 2010-07-21 サクサ株式会社 ボタン電話装置
JP2007281907A (ja) * 2006-04-07 2007-10-25 Nakayo Telecommun Inc 緊急情報通知方法および構内電話装置
JP4527695B2 (ja) * 2006-08-21 2010-08-18 Ｎｅｃインフロンティア株式会社 警備システム、電話交換装置および多機能電話機

Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5455398A (en) * 1977-10-13 1979-05-02 Mitsubishi Electric Corp Alarm system
JPS5566192A (en) * 1978-11-13 1980-05-19 Matsushita Electric Works Ltd Remote control unit
JPS55132165A (en) * 1979-04-02 1980-10-14 Iwatsu Electric Co Ltd Supervising circuit of button telephone set

Patent Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5455398A (en) * 1977-10-13 1979-05-02 Mitsubishi Electric Corp Alarm system
JPS5566192A (en) * 1978-11-13 1980-05-19 Matsushita Electric Works Ltd Remote control unit
JPS55132165A (en) * 1979-04-02 1980-10-14 Iwatsu Electric Co Ltd Supervising circuit of button telephone set

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH06129188A (ja) * 1992-10-20 1994-05-10 Takasago Thermal Eng Co Ltd 埋設配管施工方法

Also Published As

Publication number Publication date
JPS5797256A (en) 1982-06-16

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