JPS6184878U - - Google Patents
Info
- Publication number
- JPS6184878U JPS6184878U JP1984170105U JP17010584U JPS6184878U JP S6184878 U JPS6184878 U JP S6184878U JP 1984170105 U JP1984170105 U JP 1984170105U JP 17010584 U JP17010584 U JP 17010584U JP S6184878 U JPS6184878 U JP S6184878U
- Authority
- JP
- Japan
- Prior art keywords
- ultrasonic
- theft alarm
- transmitting
- receiving
- ultrasonic waves
- 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
- 238000010586 diagram Methods 0.000 description 3
- 238000009434 installation Methods 0.000 description 1
Landscapes
- Burglar Alarm Systems (AREA)
- Measurement Of Velocity Or Position Using Acoustic Or Ultrasonic Waves (AREA)
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1984170105U JPS6184878U (zh) | 1984-11-09 | 1984-11-09 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1984170105U JPS6184878U (zh) | 1984-11-09 | 1984-11-09 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPS6184878U true JPS6184878U (zh) | 1986-06-04 |
Family
ID=30727812
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP1984170105U Pending JPS6184878U (zh) | 1984-11-09 | 1984-11-09 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS6184878U (zh) |
-
1984
- 1984-11-09 JP JP1984170105U patent/JPS6184878U/ja active Pending
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