JPH0534720B2 - - Google Patents

Info

Publication number
JPH0534720B2
JPH0534720B2 JP62213035A JP21303587A JPH0534720B2 JP H0534720 B2 JPH0534720 B2 JP H0534720B2 JP 62213035 A JP62213035 A JP 62213035A JP 21303587 A JP21303587 A JP 21303587A JP H0534720 B2 JPH0534720 B2 JP H0534720B2
Authority
JP
Japan
Prior art keywords
receiver
transmission line
sensor
district
alarm
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
JP62213035A
Other languages
English (en)
Japanese (ja)
Other versions
JPS6457397A (en
Inventor
Tetsuo Kimura
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.)
Nittan Co Ltd
Original Assignee
Nittan 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 Nittan Co Ltd filed Critical Nittan Co Ltd
Priority to JP21303587A priority Critical patent/JPS6457397A/ja
Publication of JPS6457397A publication Critical patent/JPS6457397A/ja
Publication of JPH0534720B2 publication Critical patent/JPH0534720B2/ja
Granted legal-status Critical Current

Links

Landscapes

  • Emergency Alarm Devices (AREA)
  • Fire Alarms (AREA)
JP21303587A 1987-08-28 1987-08-28 Alarm monitoring device Granted JPS6457397A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP21303587A JPS6457397A (en) 1987-08-28 1987-08-28 Alarm monitoring device

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP21303587A JPS6457397A (en) 1987-08-28 1987-08-28 Alarm monitoring device

Publications (2)

Publication Number Publication Date
JPS6457397A JPS6457397A (en) 1989-03-03
JPH0534720B2 true JPH0534720B2 (enrdf_load_stackoverflow) 1993-05-24

Family

ID=16632434

Family Applications (1)

Application Number Title Priority Date Filing Date
JP21303587A Granted JPS6457397A (en) 1987-08-28 1987-08-28 Alarm monitoring device

Country Status (1)

Country Link
JP (1) JPS6457397A (enrdf_load_stackoverflow)

Family Cites Families (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS553071A (en) * 1978-06-22 1980-01-10 Matsushita Electric Ind Co Ltd Automatic fire alarm system
JPS57134791A (en) * 1981-02-10 1982-08-20 Matsushita Electric Works Ltd Alarm system

Also Published As

Publication number Publication date
JPS6457397A (en) 1989-03-03

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