JPH039097U - - Google Patents
Info
- Publication number
- JPH039097U JPH039097U JP6941189U JP6941189U JPH039097U JP H039097 U JPH039097 U JP H039097U JP 6941189 U JP6941189 U JP 6941189U JP 6941189 U JP6941189 U JP 6941189U JP H039097 U JPH039097 U JP H039097U
- Authority
- JP
- Japan
- Prior art keywords
- light receiving
- integrated
- circuit
- smoke detector
- integrated circuit
- 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
- 239000002184 metal Substances 0.000 claims description 4
- 239000000779 smoke Substances 0.000 claims 4
- 238000001514 detection method Methods 0.000 claims 1
- 238000010586 diagram Methods 0.000 description 2
Landscapes
- Fire-Extinguishing By Fire Departments, And Fire-Extinguishing Equipment And Control Thereof (AREA)
- Investigating Or Analysing Materials By Optical Means (AREA)
- Fire-Detection Mechanisms (AREA)
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP6941189U JPH039097U (lt) | 1989-06-14 | 1989-06-14 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP6941189U JPH039097U (lt) | 1989-06-14 | 1989-06-14 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPH039097U true JPH039097U (lt) | 1991-01-29 |
Family
ID=31604690
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP6941189U Pending JPH039097U (lt) | 1989-06-14 | 1989-06-14 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH039097U (lt) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS5117952U (lt) * | 1974-07-25 | 1976-02-09 |
-
1989
- 1989-06-14 JP JP6941189U patent/JPH039097U/ja active Pending
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS5117952U (lt) * | 1974-07-25 | 1976-02-09 |
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