GB9304503D0 - Signal communication systems - Google Patents

Signal communication systems

Info

Publication number: GB9304503D0
Authority: GB; United Kingdom
Prior art keywords: communication systems; signal communication; signal; systems; communication
Prior art date: 1992-03-05
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 Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.): Withdrawn

Application number

GB939304503A

Other versions

Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)

FENMILL Ltd

Original Assignee

FENMILL Ltd

Priority date (The priority date 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 date listed.)

1992-03-05

Filing date

1993-03-05

Publication date

1993-04-21

1993-03-05 Application filed by FENMILL Ltd filed Critical FENMILL Ltd

1993-04-21 Publication of GB9304503D0 publication Critical patent/GB9304503D0/en

1993-09-08 Publication of GB2264802A publication Critical patent/GB2264802A/en

Status Withdrawn legal-status Critical Current

Links

Classifications

- G—PHYSICS
- G08—SIGNALLING
- G08B—SIGNALLING OR CALLING SYSTEMS; ORDER TELEGRAPHS; ALARM SYSTEMS
- G08B25/00—Alarm systems in which the location of the alarm condition is signalled to a central station, e.g. fire or police telegraphic systems
- G08B25/01—Alarm systems in which the location of the alarm condition is signalled to a central station, e.g. fire or police telegraphic systems characterised by the transmission medium
- G08B25/06—Alarm systems in which the location of the alarm condition is signalled to a central station, e.g. fire or police telegraphic systems characterised by the transmission medium using power transmission lines

Landscapes

Business, Economics & Management (AREA)
Emergency Management (AREA)
Physics & Mathematics (AREA)
General Physics & Mathematics (AREA)
Alarm Systems (AREA)

GB9304503A 1992-03-05 1993-03-05 Signal communication systems Withdrawn GB2264802A (en)

Applications Claiming Priority (1)

Application Number	Priority Date	Filing Date	Title
GB929204733A GB9204733D0 (en)	1992-03-05	1992-03-05	Alarm units and systems

Publications (2)

Publication Number	Publication Date
GB9304503D0 true GB9304503D0 (en)	1993-04-21
GB2264802A GB2264802A (en)	1993-09-08

Family

ID=10711520

Family Applications (2)

Application Number	Title	Priority Date	Filing Date
GB929204733A Pending GB9204733D0 (en)	1992-03-05	1992-03-05	Alarm units and systems
GB9304503A Withdrawn GB2264802A (en)	1992-03-05	1993-03-05	Signal communication systems

Family Applications Before (1)

Application Number	Title	Priority Date	Filing Date
GB929204733A Pending GB9204733D0 (en)	1992-03-05	1992-03-05	Alarm units and systems

Country Status (1)

Country	Link
GB (2)	GB9204733D0 (en)

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
ES2068073B1 (en) *	1992-04-24	1997-01-01	Nueva Bressel S A	MULTIFUNCTION ALARM SYSTEM FOR PARTICULARLY DOMESTIC APPLICATION.
DE19539989C1 (en) *	1995-10-27	1996-11-28	Grundig Emv	Alarm system for houses and other buildings etc.
EP1316933B1 (en)	2001-11-28	2006-08-09	Matsushita Electric Industrial Co., Ltd.	Home security system
RU2539814C2 (en) *	2013-05-20	2015-01-27	Российская Федерация, От Имени Которой Выступает Министерство Промышленности И Торговли Российской Федерации	Method to determine spatial distribution of electromagnetic field intensity

Family Cites Families (6)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
US3925763A (en) *	1973-09-13	1975-12-09	Romesh Tekchand Wadhwani	Security system
US4737769A (en) *	1985-03-12	1988-04-12	Masot Oscar V	Fire detection alarm system
GB8511691D0 (en) *	1985-05-09	1985-06-19	British Telecomm	Control system
GB8526294D0 (en) *	1985-10-24	1985-11-27	Pcg Designs Ltd	Alarm & signalling systems
GB8625020D0 (en) *	1986-10-18	1986-12-10	Woon K M	Intruder detector
US4812821A (en) *	1987-04-24	1989-03-14	Santy Michael J	Visual fire alert system

1992
- 1992-03-05 GB GB929204733A patent/GB9204733D0/en active Pending
1993
- 1993-03-05 GB GB9304503A patent/GB2264802A/en not_active Withdrawn

Also Published As

Publication number	Publication date
GB2264802A (en)	1993-09-08
GB9204733D0 (en)	1992-04-15

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Legal Events

Date	Code	Title	Description
1995-06-28	WAP	Application withdrawn, taken to be withdrawn or refused ** after publication under section 16(1)