AU476955B2 - Alarm systems - Google Patents
Alarm systemsInfo
- Publication number
- AU476955B2 AU476955B2 AU62572/73A AU6257273A AU476955B2 AU 476955 B2 AU476955 B2 AU 476955B2 AU 62572/73 A AU62572/73 A AU 62572/73A AU 6257273 A AU6257273 A AU 6257273A AU 476955 B2 AU476955 B2 AU 476955B2
- Authority
- AU
- Australia
- Prior art keywords
- alarm systems
- alarm
- systems
- 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.)
- Expired
Links
Classifications
-
- G—PHYSICS
- G08—SIGNALLING
- G08B—SIGNALLING OR CALLING SYSTEMS; ORDER TELEGRAPHS; ALARM SYSTEMS
- G08B26/00—Alarm systems in which substations are interrogated in succession by a central station
- G08B26/006—Alarm systems in which substations are interrogated in succession by a central station with substations connected to an individual line, e.g. star configuration
Landscapes
- Business, Economics & Management (AREA)
- Emergency Management (AREA)
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Remote Monitoring And Control Of Power-Distribution Networks (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
AUPB128872 | 1972-12-20 |
Publications (2)
Publication Number | Publication Date |
---|---|
AU6257273A AU6257273A (en) | 1975-05-15 |
AU476955B2 true AU476955B2 (en) | 1975-05-15 |
Family
ID=3765499
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
AU62572/73A Expired AU476955B2 (en) | 1972-12-20 | 1972-11-20 | Alarm systems |
Country Status (2)
Country | Link |
---|---|
AU (1) | AU476955B2 (en) |
GB (1) | GB1448028A (en) |
-
1972
- 1972-11-20 AU AU62572/73A patent/AU476955B2/en not_active Expired
-
1973
- 1973-11-19 GB GB5360873A patent/GB1448028A/en not_active Expired
Also Published As
Publication number | Publication date |
---|---|
AU6257273A (en) | 1975-05-15 |
GB1448028A (en) | 1976-09-02 |
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