JPS61157856U - - Google Patents
Info
- Publication number
- JPS61157856U JPS61157856U JP4173085U JP4173085U JPS61157856U JP S61157856 U JPS61157856 U JP S61157856U JP 4173085 U JP4173085 U JP 4173085U JP 4173085 U JP4173085 U JP 4173085U JP S61157856 U JPS61157856 U JP S61157856U
- Authority
- JP
- Japan
- Prior art keywords
- alarm
- casing
- sensor
- concentration
- featuring
- 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
- 239000007789 gas Substances 0.000 claims 2
Landscapes
- Investigating Or Analyzing Materials By The Use Of Electric Means (AREA)
- Emergency Alarm Devices (AREA)
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP4173085U JPS61157856U (zh) | 1985-03-22 | 1985-03-22 |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP4173085U JPS61157856U (zh) | 1985-03-22 | 1985-03-22 |
Publications (1)
Publication Number | Publication Date |
---|---|
JPS61157856U true JPS61157856U (zh) | 1986-09-30 |
Family
ID=30551829
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP4173085U Pending JPS61157856U (zh) | 1985-03-22 | 1985-03-22 |
Country Status (1)
Country | Link |
---|---|
JP (1) | JPS61157856U (zh) |
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1985
- 1985-03-22 JP JP4173085U patent/JPS61157856U/ja active Pending