JPS5812308Y2 - 火災報知装置 - Google Patents

火災報知装置

Info

Publication number
JPS5812308Y2
JPS5812308Y2 JP6892579U JP6892579U JPS5812308Y2 JP S5812308 Y2 JPS5812308 Y2 JP S5812308Y2 JP 6892579 U JP6892579 U JP 6892579U JP 6892579 U JP6892579 U JP 6892579U JP S5812308 Y2 JPS5812308 Y2 JP S5812308Y2
Authority
JP
Japan
Prior art keywords
unique signal
transmitter
fire
switching means
receiver
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
Application number
JP6892579U
Other languages
English (en)
Japanese (ja)
Other versions
JPS55169794U (OSRAM
Inventor
大沢功
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 JP6892579U priority Critical patent/JPS5812308Y2/ja
Publication of JPS55169794U publication Critical patent/JPS55169794U/ja
Application granted granted Critical
Publication of JPS5812308Y2 publication Critical patent/JPS5812308Y2/ja
Expired legal-status Critical Current

Links

Landscapes

  • Emergency Alarm Devices (AREA)
  • Alarm Systems (AREA)
  • Fire Alarms (AREA)
JP6892579U 1979-05-24 1979-05-24 火災報知装置 Expired JPS5812308Y2 (ja)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP6892579U JPS5812308Y2 (ja) 1979-05-24 1979-05-24 火災報知装置

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP6892579U JPS5812308Y2 (ja) 1979-05-24 1979-05-24 火災報知装置

Publications (2)

Publication Number Publication Date
JPS55169794U JPS55169794U (OSRAM) 1980-12-05
JPS5812308Y2 true JPS5812308Y2 (ja) 1983-03-09

Family

ID=29302765

Family Applications (1)

Application Number Title Priority Date Filing Date
JP6892579U Expired JPS5812308Y2 (ja) 1979-05-24 1979-05-24 火災報知装置

Country Status (1)

Country Link
JP (1) JPS5812308Y2 (OSRAM)

Also Published As

Publication number Publication date
JPS55169794U (OSRAM) 1980-12-05

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