GB0224433D0 - Alarm apparatus - Google Patents
Alarm apparatusInfo
- Publication number
- GB0224433D0 GB0224433D0 GBGB0224433.3A GB0224433A GB0224433D0 GB 0224433 D0 GB0224433 D0 GB 0224433D0 GB 0224433 A GB0224433 A GB 0224433A GB 0224433 D0 GB0224433 D0 GB 0224433D0
- Authority
- GB
- United Kingdom
- Prior art keywords
- alarm apparatus
- alarm
- 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
Classifications
-
- G—PHYSICS
- G08—SIGNALLING
- G08B—SIGNALLING OR CALLING SYSTEMS; ORDER TELEGRAPHS; ALARM SYSTEMS
- G08B7/00—Signalling systems according to more than one of groups G08B3/00 - G08B6/00; Personal calling systems according to more than one of groups G08B3/00 - G08B6/00
- G08B7/06—Signalling systems according to more than one of groups G08B3/00 - G08B6/00; Personal calling systems according to more than one of groups G08B3/00 - G08B6/00 using electric transmission, e.g. involving audible and visible signalling through the use of sound and light sources
-
- G—PHYSICS
- G08—SIGNALLING
- G08B—SIGNALLING OR CALLING SYSTEMS; ORDER TELEGRAPHS; ALARM SYSTEMS
- G08B29/00—Checking or monitoring of signalling or alarm systems; Prevention or correction of operating errors, e.g. preventing unauthorised operation
- G08B29/12—Checking intermittently signalling or alarm systems
- G08B29/126—Checking intermittently signalling or alarm systems of annunciator circuits
Landscapes
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Engineering & Computer Science (AREA)
- Computer Security & Cryptography (AREA)
- Alarm Systems (AREA)
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
GBGB9905172.4A GB9905172D0 (en) | 1999-03-05 | 1999-03-05 | Alarm apparatus |
GB0005262A GB2349255B (en) | 1999-03-05 | 2000-03-03 | Alarm apparatus |
Publications (3)
Publication Number | Publication Date |
---|---|
GB0224433D0 true GB0224433D0 (en) | 2002-11-27 |
GB2381360A GB2381360A (en) | 2003-04-30 |
GB2381360B GB2381360B (en) | 2003-07-09 |
Family
ID=26243798
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
GB0224433A Expired - Fee Related GB2381360B (en) | 1999-03-05 | 2000-03-03 | Alarm apparatus |
Country Status (1)
Country | Link |
---|---|
GB (1) | GB2381360B (en) |
Family Cites Families (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
IT1213713B (en) * | 1987-10-29 | 1989-12-29 | Monteveglio Bo A | AUTONOMOUS EMERGENCY LIGHTING SYSTEM WITH PROGRAMMED, DISPLAYED AND EVENTUALLY CENTRALIZED SELF-DIAGNOSIS IN CONNECTION WITH THE POWER SUPPLY |
US4977353A (en) * | 1989-08-31 | 1990-12-11 | Minitronics Pty Limited | Communication system for single point emergency lighting |
NZ239665A (en) * | 1990-09-04 | 1995-02-24 | Minitronics Pty Ltd | Wireless control and testing of emergency lighting system |
GB9109996D0 (en) * | 1991-05-03 | 1991-07-03 | Protec Fire Detection Plc | Lighting |
-
2000
- 2000-03-03 GB GB0224433A patent/GB2381360B/en not_active Expired - Fee Related
Also Published As
Publication number | Publication date |
---|---|
GB2381360A (en) | 2003-04-30 |
GB2381360B (en) | 2003-07-09 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
PCNP | Patent ceased through non-payment of renewal fee |
Effective date: 20100303 |