JPS62175398U - - Google Patents
Info
- Publication number
- JPS62175398U JPS62175398U JP6060686U JP6060686U JPS62175398U JP S62175398 U JPS62175398 U JP S62175398U JP 6060686 U JP6060686 U JP 6060686U JP 6060686 U JP6060686 U JP 6060686U JP S62175398 U JPS62175398 U JP S62175398U
- Authority
- JP
- Japan
- Prior art keywords
- alarm
- frequency information
- sound signal
- sound
- frequency
- 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
- 230000005236 sound signal Effects 0.000 claims description 8
- 238000001514 detection method Methods 0.000 claims description 2
- 238000009434 installation Methods 0.000 claims 1
- 238000010586 diagram Methods 0.000 description 1
Landscapes
- Alarm Systems (AREA)
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP6060686U JPS62175398U (is) | 1986-04-21 | 1986-04-21 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP6060686U JPS62175398U (is) | 1986-04-21 | 1986-04-21 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPS62175398U true JPS62175398U (is) | 1987-11-07 |
Family
ID=30893163
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP6060686U Pending JPS62175398U (is) | 1986-04-21 | 1986-04-21 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS62175398U (is) |
-
1986
- 1986-04-21 JP JP6060686U patent/JPS62175398U/ja active Pending
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