JPS547389A - Photoelectric smoke detector - Google Patents
Photoelectric smoke detectorInfo
- Publication number
- JPS547389A JPS547389A JP7187277A JP7187277A JPS547389A JP S547389 A JPS547389 A JP S547389A JP 7187277 A JP7187277 A JP 7187277A JP 7187277 A JP7187277 A JP 7187277A JP S547389 A JPS547389 A JP S547389A
- Authority
- JP
- Japan
- Prior art keywords
- smoke detector
- photoelectric smoke
- photoelectric
- detector
- 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
Links
Landscapes
- Investigating Or Analysing Materials By Optical Means (AREA)
- Fire-Detection Mechanisms (AREA)
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP7187277A JPS547389A (en) | 1977-06-17 | 1977-06-17 | Photoelectric smoke detector |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP7187277A JPS547389A (en) | 1977-06-17 | 1977-06-17 | Photoelectric smoke detector |
Publications (1)
Publication Number | Publication Date |
---|---|
JPS547389A true JPS547389A (en) | 1979-01-20 |
Family
ID=13473030
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP7187277A Pending JPS547389A (en) | 1977-06-17 | 1977-06-17 | Photoelectric smoke detector |
Country Status (1)
Country | Link |
---|---|
JP (1) | JPS547389A (en) |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US11476071B2 (en) | 2018-06-18 | 2022-10-18 | Dehn Se | Disconnecting device for a surge arrester |
Citations (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS5195800A (en) * | 1975-02-19 | 1976-08-21 |
-
1977
- 1977-06-17 JP JP7187277A patent/JPS547389A/en active Pending
Patent Citations (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS5195800A (en) * | 1975-02-19 | 1976-08-21 |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US11476071B2 (en) | 2018-06-18 | 2022-10-18 | Dehn Se | Disconnecting device for a surge arrester |
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