JPS5836487U - 構内電話を利用した火災報知機 - Google Patents

構内電話を利用した火災報知機

Info

Publication number
JPS5836487U
JPS5836487U JP13118681U JP13118681U JPS5836487U JP S5836487 U JPS5836487 U JP S5836487U JP 13118681 U JP13118681 U JP 13118681U JP 13118681 U JP13118681 U JP 13118681U JP S5836487 U JPS5836487 U JP S5836487U
Authority
JP
Japan
Prior art keywords
telephone
fire
fire detector
oscillation circuit
activated
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
JP13118681U
Other languages
English (en)
Japanese (ja)
Other versions
JPH0229501Y2 (enrdf_load_stackoverflow
Inventor
不破　好章
宮島　清
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.)
Hochiki Corp
Original Assignee
Hochiki 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 Hochiki Corp filed Critical Hochiki Corp
Priority to JP13118681U priority Critical patent/JPS5836487U/ja
Publication of JPS5836487U publication Critical patent/JPS5836487U/ja
Application granted granted Critical
Publication of JPH0229501Y2 publication Critical patent/JPH0229501Y2/ja
Granted legal-status Critical Current

Links

Landscapes

  • Alarm Systems (AREA)
  • Fire Alarms (AREA)
JP13118681U 1981-09-03 1981-09-03 構内電話を利用した火災報知機 Granted JPS5836487U (ja)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP13118681U JPS5836487U (ja) 1981-09-03 1981-09-03 構内電話を利用した火災報知機

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP13118681U JPS5836487U (ja) 1981-09-03 1981-09-03 構内電話を利用した火災報知機

Publications (2)

Publication Number Publication Date
JPS5836487U true JPS5836487U (ja) 1983-03-09
JPH0229501Y2 JPH0229501Y2 (enrdf_load_stackoverflow) 1990-08-08

Family

ID=29924778

Family Applications (1)

Application Number Title Priority Date Filing Date
JP13118681U Granted JPS5836487U (ja) 1981-09-03 1981-09-03 構内電話を利用した火災報知機

Country Status (1)

Country Link
JP (1) JPS5836487U (enrdf_load_stackoverflow)

Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS49101623U (enrdf_load_stackoverflow) * 1972-12-22 1974-09-02
JPS5099700A (enrdf_load_stackoverflow) * 1973-12-29 1975-08-07

Patent Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS49101623U (enrdf_load_stackoverflow) * 1972-12-22 1974-09-02
JPS5099700A (enrdf_load_stackoverflow) * 1973-12-29 1975-08-07

Also Published As

Publication number Publication date
JPH0229501Y2 (enrdf_load_stackoverflow) 1990-08-08

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