JPS55119792A - Operation testing of electrooptical smoke detector - Google Patents

Operation testing of electrooptical smoke detector

Info

Publication number
JPS55119792A
JPS55119792A JP2651179A JP2651179A JPS55119792A JP S55119792 A JPS55119792 A JP S55119792A JP 2651179 A JP2651179 A JP 2651179A JP 2651179 A JP2651179 A JP 2651179A JP S55119792 A JPS55119792 A JP S55119792A
Authority
JP
Japan
Prior art keywords
electrooptical
smoke detector
operation testing
testing
smoke
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.)
Pending
Application number
JP2651179A
Other languages
Japanese (ja)
Inventor
Hiroaki Mamiya
Shigeru Hounoki
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.)
Panasonic Electric Works Co Ltd
Original Assignee
Matsushita Electric Works 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 Matsushita Electric Works Ltd filed Critical Matsushita Electric Works Ltd
Priority to JP2651179A priority Critical patent/JPS55119792A/en
Publication of JPS55119792A publication Critical patent/JPS55119792A/en
Pending legal-status Critical Current

Links

Landscapes

  • Investigating Or Analysing Materials By Optical Means (AREA)
  • Fire-Detection Mechanisms (AREA)
JP2651179A 1979-03-07 1979-03-07 Operation testing of electrooptical smoke detector Pending JPS55119792A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP2651179A JPS55119792A (en) 1979-03-07 1979-03-07 Operation testing of electrooptical smoke detector

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP2651179A JPS55119792A (en) 1979-03-07 1979-03-07 Operation testing of electrooptical smoke detector

Publications (1)

Publication Number Publication Date
JPS55119792A true JPS55119792A (en) 1980-09-13

Family

ID=12195496

Family Applications (1)

Application Number Title Priority Date Filing Date
JP2651179A Pending JPS55119792A (en) 1979-03-07 1979-03-07 Operation testing of electrooptical smoke detector

Country Status (1)

Country Link
JP (1) JPS55119792A (en)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS6030094U (en) * 1983-07-30 1985-02-28 日本インタ−フォ−ン株式会社 An intercom device that allows the alarm signal generation circuit in the main unit to be inspected using a hidden switch in the slave unit.
US4620919A (en) * 1984-12-28 1986-11-04 Nippon Oil Company Pitch for the production of carbon fibers

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS6030094U (en) * 1983-07-30 1985-02-28 日本インタ−フォ−ン株式会社 An intercom device that allows the alarm signal generation circuit in the main unit to be inspected using a hidden switch in the slave unit.
US4620919A (en) * 1984-12-28 1986-11-04 Nippon Oil Company Pitch for the production of carbon fibers

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