JPH0187488U - - Google Patents

Info

Publication number
JPH0187488U
JPH0187488U JP18045787U JP18045787U JPH0187488U JP H0187488 U JPH0187488 U JP H0187488U JP 18045787 U JP18045787 U JP 18045787U JP 18045787 U JP18045787 U JP 18045787U JP H0187488 U JPH0187488 U JP H0187488U
Authority
JP
Japan
Prior art keywords
fire
alarm system
counting circuit
sensing lines
signal
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
JP18045787U
Other languages
English (en)
Japanese (ja)
Other versions
JPH0542559Y2 (enrdf_load_stackoverflow
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 filed Critical
Priority to JP1987180457U priority Critical patent/JPH0542559Y2/ja
Publication of JPH0187488U publication Critical patent/JPH0187488U/ja
Application granted granted Critical
Publication of JPH0542559Y2 publication Critical patent/JPH0542559Y2/ja
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

Links

Landscapes

  • Alarm Systems (AREA)
  • Fire Alarms (AREA)
JP1987180457U 1987-11-28 1987-11-28 Expired - Lifetime JPH0542559Y2 (enrdf_load_stackoverflow)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP1987180457U JPH0542559Y2 (enrdf_load_stackoverflow) 1987-11-28 1987-11-28

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP1987180457U JPH0542559Y2 (enrdf_load_stackoverflow) 1987-11-28 1987-11-28

Publications (2)

Publication Number Publication Date
JPH0187488U true JPH0187488U (enrdf_load_stackoverflow) 1989-06-09
JPH0542559Y2 JPH0542559Y2 (enrdf_load_stackoverflow) 1993-10-26

Family

ID=31471977

Family Applications (1)

Application Number Title Priority Date Filing Date
JP1987180457U Expired - Lifetime JPH0542559Y2 (enrdf_load_stackoverflow) 1987-11-28 1987-11-28

Country Status (1)

Country Link
JP (1) JPH0542559Y2 (enrdf_load_stackoverflow)

Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5376645A (en) * 1976-12-18 1978-07-07 Takaaki Shimado Digital display signal monitor
JPS5815839A (ja) * 1981-07-22 1983-01-29 株式会社トプコン 眼屈折力測定装置
JPS6225237A (ja) * 1985-07-26 1987-02-03 Toa Medical Electronics Co Ltd 光による粒子検出装置

Patent Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5376645A (en) * 1976-12-18 1978-07-07 Takaaki Shimado Digital display signal monitor
JPS5815839A (ja) * 1981-07-22 1983-01-29 株式会社トプコン 眼屈折力測定装置
JPS6225237A (ja) * 1985-07-26 1987-02-03 Toa Medical Electronics Co Ltd 光による粒子検出装置

Also Published As

Publication number Publication date
JPH0542559Y2 (enrdf_load_stackoverflow) 1993-10-26

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