JPS51121295A - Emergency alarm system - Google Patents
Emergency alarm systemInfo
- Publication number
- JPS51121295A JPS51121295A JP4702075A JP4702075A JPS51121295A JP S51121295 A JPS51121295 A JP S51121295A JP 4702075 A JP4702075 A JP 4702075A JP 4702075 A JP4702075 A JP 4702075A JP S51121295 A JPS51121295 A JP S51121295A
- Authority
- JP
- Japan
- Prior art keywords
- alarm system
- emergency alarm
- economically
- positively
- power circuit
- 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
Abstract
PURPOSE: To transmit alarms economically but positively by using the commercial power circuit as the transmitting medium.
COPYRIGHT: (C)1976,JPO&Japio
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP4702075A JPS51121295A (en) | 1975-04-17 | 1975-04-17 | Emergency alarm system |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP4702075A JPS51121295A (en) | 1975-04-17 | 1975-04-17 | Emergency alarm system |
Publications (1)
Publication Number | Publication Date |
---|---|
JPS51121295A true JPS51121295A (en) | 1976-10-23 |
Family
ID=12763486
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP4702075A Pending JPS51121295A (en) | 1975-04-17 | 1975-04-17 | Emergency alarm system |
Country Status (1)
Country | Link |
---|---|
JP (1) | JPS51121295A (en) |
Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS5819992A (en) * | 1981-07-30 | 1983-02-05 | 日本警備保障株式会社 | Alarm |
JPS61170048U (en) * | 1985-04-09 | 1986-10-22 |
-
1975
- 1975-04-17 JP JP4702075A patent/JPS51121295A/en active Pending
Cited By (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS5819992A (en) * | 1981-07-30 | 1983-02-05 | 日本警備保障株式会社 | Alarm |
JPH039516B2 (en) * | 1981-07-30 | 1991-02-08 | Secom Co Ltd | |
JPS61170048U (en) * | 1985-04-09 | 1986-10-22 |
Similar Documents
Publication | Publication Date | Title |
---|---|---|
JPS52119494A (en) | Control of ozonizer system | |
JPS5213150A (en) | High-frequency heating equipment | |
JPS527699A (en) | Alarm inspection device | |
JPS51121295A (en) | Emergency alarm system | |
JPS5242015A (en) | Run length code processing method for facsimile signal | |
JPS51112143A (en) | Information transfer control system | |
JPS53132638A (en) | Power recovery system | |
JPS52198A (en) | Emergency information device utilizing broadcasting line | |
JPS52116200A (en) | Label issue equipment | |
JPS51122398A (en) | Warning system | |
JPS53104456A (en) | Compression system refrigerator | |
JPS5422139A (en) | Retrial system | |
JPS52149042A (en) | Power throw-in detection system for terminal | |
JPS51147125A (en) | Power signal monitor between two devices | |
JPS52111587A (en) | Preparation of 6-aminopenam carboxylic acid-1-oxide or its derivatives | |
JPS5237682A (en) | Process control system | |
JPS5337308A (en) | Line monitor system | |
JPS53146148A (en) | Remote control system | |
JPS5279642A (en) | Information processing system | |
JPS534885A (en) | Submarine coaxial repeating installation | |
JPS52118537A (en) | Indoor load control system utilizing indoor power wiring | |
JPS52150998A (en) | Crime-and fire-prevention alarm system | |
JPS5235017A (en) | Train control system | |
JPS52131497A (en) | Cyclic recording unit circuit for automatic fire alarm facilities | |
JPS5260600A (en) | Smoke sensing system |