JPS53141684A - Optical smoke detector - Google Patents
Optical smoke detectorInfo
- Publication number
- JPS53141684A JPS53141684A JP5599777A JP5599777A JPS53141684A JP S53141684 A JPS53141684 A JP S53141684A JP 5599777 A JP5599777 A JP 5599777A JP 5599777 A JP5599777 A JP 5599777A JP S53141684 A JPS53141684 A JP S53141684A
- Authority
- JP
- Japan
- Prior art keywords
- smoke detector
- optical smoke
- optical
- 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)
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP5599777A JPS53141684A (en) | 1977-05-17 | 1977-05-17 | Optical smoke detector |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP5599777A JPS53141684A (en) | 1977-05-17 | 1977-05-17 | Optical smoke detector |
Publications (1)
Publication Number | Publication Date |
---|---|
JPS53141684A true JPS53141684A (en) | 1978-12-09 |
Family
ID=13014710
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP5599777A Pending JPS53141684A (en) | 1977-05-17 | 1977-05-17 | Optical smoke detector |
Country Status (1)
Country | Link |
---|---|
JP (1) | JPS53141684A (en) |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPH0651863U (en) * | 1992-12-18 | 1994-07-15 | 株式会社松本電子工業 | Pinhole detector |
Citations (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS4936981B1 (en) * | 1969-07-04 | 1974-10-04 | ||
JPS5139583B2 (en) * | 1973-09-19 | 1976-10-28 |
-
1977
- 1977-05-17 JP JP5599777A patent/JPS53141684A/en active Pending
Patent Citations (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS4936981B1 (en) * | 1969-07-04 | 1974-10-04 | ||
JPS5139583B2 (en) * | 1973-09-19 | 1976-10-28 |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPH0651863U (en) * | 1992-12-18 | 1994-07-15 | 株式会社松本電子工業 | Pinhole detector |
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