JPS55112693A - Alram system using ultrasonic wave - Google Patents
Alram system using ultrasonic waveInfo
- Publication number
- JPS55112693A JPS55112693A JP1900279A JP1900279A JPS55112693A JP S55112693 A JPS55112693 A JP S55112693A JP 1900279 A JP1900279 A JP 1900279A JP 1900279 A JP1900279 A JP 1900279A JP S55112693 A JPS55112693 A JP S55112693A
- Authority
- JP
- Japan
- Prior art keywords
- alram
- ultrasonic wave
- ultrasonic
- wave
- alram system
- 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.)
- Granted
Links
Landscapes
- Burglar Alarm Systems (AREA)
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP1900279A JPS55112693A (en) | 1979-02-22 | 1979-02-22 | Alram system using ultrasonic wave |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP1900279A JPS55112693A (en) | 1979-02-22 | 1979-02-22 | Alram system using ultrasonic wave |
Publications (2)
Publication Number | Publication Date |
---|---|
JPS55112693A true JPS55112693A (en) | 1980-08-30 |
JPS6245600B2 JPS6245600B2 (en) | 1987-09-28 |
Family
ID=11987320
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP1900279A Granted JPS55112693A (en) | 1979-02-22 | 1979-02-22 | Alram system using ultrasonic wave |
Country Status (1)
Country | Link |
---|---|
JP (1) | JPS55112693A (en) |
Cited By (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS624458U (en) * | 1985-06-25 | 1987-01-12 | ||
JP2002329262A (en) * | 2001-03-02 | 2002-11-15 | Sumitomo Osaka Cement Co Ltd | Monitor system |
JP2011134354A (en) * | 2001-03-02 | 2011-07-07 | Sumitomo Osaka Cement Co Ltd | Monitoring system |
-
1979
- 1979-02-22 JP JP1900279A patent/JPS55112693A/en active Granted
Cited By (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS624458U (en) * | 1985-06-25 | 1987-01-12 | ||
JPH0529178Y2 (en) * | 1985-06-25 | 1993-07-27 | ||
JP2002329262A (en) * | 2001-03-02 | 2002-11-15 | Sumitomo Osaka Cement Co Ltd | Monitor system |
JP2011134354A (en) * | 2001-03-02 | 2011-07-07 | Sumitomo Osaka Cement Co Ltd | Monitoring system |
Also Published As
Publication number | Publication date |
---|---|
JPS6245600B2 (en) | 1987-09-28 |
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