JPH0284992U - - Google Patents
Info
- Publication number
- JPH0284992U JPH0284992U JP16242188U JP16242188U JPH0284992U JP H0284992 U JPH0284992 U JP H0284992U JP 16242188 U JP16242188 U JP 16242188U JP 16242188 U JP16242188 U JP 16242188U JP H0284992 U JPH0284992 U JP H0284992U
- Authority
- JP
- Japan
- Prior art keywords
- person
- predetermined area
- detection sensor
- detection
- intrusion
- 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 description 6
- 238000010586 diagram Methods 0.000 description 2
- 230000003287 optical effect Effects 0.000 description 1
- 238000004804 winding Methods 0.000 description 1
Landscapes
- Burglar Alarm Systems (AREA)
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP16242188U JPH0284992U (en]) | 1988-12-16 | 1988-12-16 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP16242188U JPH0284992U (en]) | 1988-12-16 | 1988-12-16 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPH0284992U true JPH0284992U (en]) | 1990-07-03 |
Family
ID=31446232
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP16242188U Pending JPH0284992U (en]) | 1988-12-16 | 1988-12-16 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH0284992U (en]) |
-
1988
- 1988-12-16 JP JP16242188U patent/JPH0284992U/ja active Pending