JPS6452096U - - Google Patents
Info
- Publication number
- JPS6452096U JPS6452096U JP14677587U JP14677587U JPS6452096U JP S6452096 U JPS6452096 U JP S6452096U JP 14677587 U JP14677587 U JP 14677587U JP 14677587 U JP14677587 U JP 14677587U JP S6452096 U JPS6452096 U JP S6452096U
- Authority
- JP
- Japan
- Prior art keywords
- entered
- predetermined distance
- detecting
- proximity
- sound
- 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
- 238000001514 detection method Methods 0.000 claims 1
- 238000010586 diagram Methods 0.000 description 3
- 230000005540 biological transmission Effects 0.000 description 1
- 238000006243 chemical reaction Methods 0.000 description 1
Landscapes
- Burglar Alarm Systems (AREA)
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP14677587U JPS6452096U (fa) | 1987-09-25 | 1987-09-25 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP14677587U JPS6452096U (fa) | 1987-09-25 | 1987-09-25 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPS6452096U true JPS6452096U (fa) | 1989-03-30 |
Family
ID=31416576
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP14677587U Pending JPS6452096U (fa) | 1987-09-25 | 1987-09-25 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS6452096U (fa) |
-
1987
- 1987-09-25 JP JP14677587U patent/JPS6452096U/ja active Pending
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