JPS62184415U - - Google Patents
Info
- Publication number
- JPS62184415U JPS62184415U JP7176186U JP7176186U JPS62184415U JP S62184415 U JPS62184415 U JP S62184415U JP 7176186 U JP7176186 U JP 7176186U JP 7176186 U JP7176186 U JP 7176186U JP S62184415 U JPS62184415 U JP S62184415U
- Authority
- JP
- Japan
- Prior art keywords
- level
- light
- bubble
- light sensor
- shielding plate
- 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
- Emergency Alarm Devices (AREA)
- Geophysics And Detection Of Objects (AREA)
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP7176186U JPS62184415U (en]) | 1986-05-13 | 1986-05-13 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP7176186U JPS62184415U (en]) | 1986-05-13 | 1986-05-13 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPS62184415U true JPS62184415U (en]) | 1987-11-24 |
Family
ID=30914609
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP7176186U Pending JPS62184415U (en]) | 1986-05-13 | 1986-05-13 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS62184415U (en]) |
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1986
- 1986-05-13 JP JP7176186U patent/JPS62184415U/ja active Pending