JPH01138806U - - Google Patents
Info
- Publication number
- JPH01138806U JPH01138806U JP3577688U JP3577688U JPH01138806U JP H01138806 U JPH01138806 U JP H01138806U JP 3577688 U JP3577688 U JP 3577688U JP 3577688 U JP3577688 U JP 3577688U JP H01138806 U JPH01138806 U JP H01138806U
- Authority
- JP
- Japan
- Prior art keywords
- door
- sensor
- closed
- measuring circuit
- measuring
- 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
- 239000004020 conductor Substances 0.000 claims description 3
- 238000010586 diagram Methods 0.000 description 1
Landscapes
- Emergency Alarm Devices (AREA)
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP3577688U JPH01138806U (cs) | 1988-03-17 | 1988-03-17 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP3577688U JPH01138806U (cs) | 1988-03-17 | 1988-03-17 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPH01138806U true JPH01138806U (cs) | 1989-09-21 |
Family
ID=31262413
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP3577688U Pending JPH01138806U (cs) | 1988-03-17 | 1988-03-17 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH01138806U (cs) |
-
1988
- 1988-03-17 JP JP3577688U patent/JPH01138806U/ja active Pending