JPS64196U - - Google Patents
Info
- Publication number
- JPS64196U JPS64196U JP9370087U JP9370087U JPS64196U JP S64196 U JPS64196 U JP S64196U JP 9370087 U JP9370087 U JP 9370087U JP 9370087 U JP9370087 U JP 9370087U JP S64196 U JPS64196 U JP S64196U
- Authority
- JP
- Japan
- Prior art keywords
- gas
- gas leak
- sound wave
- transmits
- pipe
- 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 2
- 238000010586 diagram Methods 0.000 description 1
Landscapes
- Emergency Alarm Devices (AREA)
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP9370087U JPS64196U (en]) | 1987-06-18 | 1987-06-18 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP9370087U JPS64196U (en]) | 1987-06-18 | 1987-06-18 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPS64196U true JPS64196U (en]) | 1989-01-05 |
Family
ID=30956497
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP9370087U Pending JPS64196U (en]) | 1987-06-18 | 1987-06-18 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS64196U (en]) |
-
1987
- 1987-06-18 JP JP9370087U patent/JPS64196U/ja active Pending