JPS5366777A - Transmission type smoke detector - Google Patents

Transmission type smoke detector

Info

Publication number
JPS5366777A
JPS5366777A JP14202976A JP14202976A JPS5366777A JP S5366777 A JPS5366777 A JP S5366777A JP 14202976 A JP14202976 A JP 14202976A JP 14202976 A JP14202976 A JP 14202976A JP S5366777 A JPS5366777 A JP S5366777A
Authority
JP
Japan
Prior art keywords
transmission type
smoke detector
type smoke
detector
transmission
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
JP14202976A
Other languages
Japanese (ja)
Other versions
JPS5740972B2 (en
Inventor
Katsura Yamamoto
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 JP14202976A priority Critical patent/JPS5366777A/en
Publication of JPS5366777A publication Critical patent/JPS5366777A/en
Publication of JPS5740972B2 publication Critical patent/JPS5740972B2/ja
Granted legal-status Critical Current

Links

Landscapes

  • Investigating Or Analysing Materials By Optical Means (AREA)
  • Fire-Detection Mechanisms (AREA)
JP14202976A 1976-11-26 1976-11-26 Transmission type smoke detector Granted JPS5366777A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP14202976A JPS5366777A (en) 1976-11-26 1976-11-26 Transmission type smoke detector

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP14202976A JPS5366777A (en) 1976-11-26 1976-11-26 Transmission type smoke detector

Publications (2)

Publication Number Publication Date
JPS5366777A true JPS5366777A (en) 1978-06-14
JPS5740972B2 JPS5740972B2 (en) 1982-08-31

Family

ID=15305702

Family Applications (1)

Application Number Title Priority Date Filing Date
JP14202976A Granted JPS5366777A (en) 1976-11-26 1976-11-26 Transmission type smoke detector

Country Status (1)

Country Link
JP (1) JPS5366777A (en)

Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS4958884A (en) * 1972-10-03 1974-06-07

Patent Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS4958884A (en) * 1972-10-03 1974-06-07

Also Published As

Publication number Publication date
JPS5740972B2 (en) 1982-08-31

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