JPS6327269Y2 - - Google Patents
Info
- Publication number
- JPS6327269Y2 JPS6327269Y2 JP5716181U JP5716181U JPS6327269Y2 JP S6327269 Y2 JPS6327269 Y2 JP S6327269Y2 JP 5716181 U JP5716181 U JP 5716181U JP 5716181 U JP5716181 U JP 5716181U JP S6327269 Y2 JPS6327269 Y2 JP S6327269Y2
- Authority
- JP
- Japan
- Prior art keywords
- bell
- diode
- wire
- fire
- common line
- 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.)
- Expired
Links
- 238000001514 detection method Methods 0.000 claims description 10
- 238000012544 monitoring process Methods 0.000 claims description 7
- 238000010586 diagram Methods 0.000 description 3
Landscapes
- Alarm Systems (AREA)
- Fire Alarms (AREA)
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP5716181U JPS6327269Y2 (ko) | 1981-04-22 | 1981-04-22 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP5716181U JPS6327269Y2 (ko) | 1981-04-22 | 1981-04-22 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPS57170483U JPS57170483U (ko) | 1982-10-27 |
| JPS6327269Y2 true JPS6327269Y2 (ko) | 1988-07-22 |
Family
ID=29853641
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP5716181U Expired JPS6327269Y2 (ko) | 1981-04-22 | 1981-04-22 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS6327269Y2 (ko) |
-
1981
- 1981-04-22 JP JP5716181U patent/JPS6327269Y2/ja not_active Expired
Also Published As
| Publication number | Publication date |
|---|---|
| JPS57170483U (ko) | 1982-10-27 |
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