JPS4864977A - - Google Patents

Info

Publication number
JPS4864977A
JPS4864977A JP9977571A JP9977571A JPS4864977A JP S4864977 A JPS4864977 A JP S4864977A JP 9977571 A JP9977571 A JP 9977571A JP 9977571 A JP9977571 A JP 9977571A JP S4864977 A JPS4864977 A JP S4864977A
Authority
JP
Japan
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
JP9977571A
Other languages
Japanese (ja)
Other versions
JPS5313982B2 (en
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 JP9977571A priority Critical patent/JPS5313982B2/ja
Publication of JPS4864977A publication Critical patent/JPS4864977A/ja
Publication of JPS5313982B2 publication Critical patent/JPS5313982B2/ja
Expired legal-status Critical Current

Links

Landscapes

  • Investigating Or Analysing Materials By Optical Means (AREA)
  • Fire-Detection Mechanisms (AREA)
JP9977571A 1971-12-09 1971-12-09 Expired JPS5313982B2 (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP9977571A JPS5313982B2 (en) 1971-12-09 1971-12-09

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP9977571A JPS5313982B2 (en) 1971-12-09 1971-12-09

Publications (2)

Publication Number Publication Date
JPS4864977A true JPS4864977A (en) 1973-09-07
JPS5313982B2 JPS5313982B2 (en) 1978-05-13

Family

ID=14256317

Family Applications (1)

Application Number Title Priority Date Filing Date
JP9977571A Expired JPS5313982B2 (en) 1971-12-09 1971-12-09

Country Status (1)

Country Link
JP (1) JPS5313982B2 (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS52103998A (en) * 1976-02-26 1977-08-31 Mitsubishi Electric Corp Smoke detection device

Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3524707A (en) * 1967-08-14 1970-08-18 Julian E Hansen Sr Pulsating light source smoke detector

Patent Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3524707A (en) * 1967-08-14 1970-08-18 Julian E Hansen Sr Pulsating light source smoke detector

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS52103998A (en) * 1976-02-26 1977-08-31 Mitsubishi Electric Corp Smoke detection device

Also Published As

Publication number Publication date
JPS5313982B2 (en) 1978-05-13

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