GB9822846D0 - Alarm systems - Google Patents

Alarm systems

Info

Publication number
GB9822846D0
GB9822846D0 GBGB9822846.3A GB9822846A GB9822846D0 GB 9822846 D0 GB9822846 D0 GB 9822846D0 GB 9822846 A GB9822846 A GB 9822846A GB 9822846 D0 GB9822846 D0 GB 9822846D0
Authority
GB
United Kingdom
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.)
Withdrawn
Application number
GBGB9822846.3A
Other versions
GB2330437A (en
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.)
WADE GARY R
Original Assignee
WADE GARY R
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.)
Filing date
Publication date
Application filed by WADE GARY R filed Critical WADE GARY R
Publication of GB9822846D0 publication Critical patent/GB9822846D0/en
Publication of GB2330437A publication Critical patent/GB2330437A/en
Withdrawn legal-status Critical Current

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
    • G08B26/001—Alarm systems in which substations are interrogated in succession by a central station with individual interrogation of substations connected in parallel
    • 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)
GB9822846A 1997-10-20 1998-10-20 Alarm systems Withdrawn GB2330437A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GBGB9722078.4A GB9722078D0 (en) 1997-10-20 1997-10-20 Alarm systems

Publications (2)

Publication Number Publication Date
GB9822846D0 true GB9822846D0 (en) 1998-12-16
GB2330437A GB2330437A (en) 1999-04-21

Family

ID=10820765

Family Applications (2)

Application Number Title Priority Date Filing Date
GBGB9722078.4A Ceased GB9722078D0 (en) 1997-10-20 1997-10-20 Alarm systems
GB9822846A Withdrawn GB2330437A (en) 1997-10-20 1998-10-20 Alarm systems

Family Applications Before (1)

Application Number Title Priority Date Filing Date
GBGB9722078.4A Ceased GB9722078D0 (en) 1997-10-20 1997-10-20 Alarm systems

Country Status (1)

Country Link
GB (2) GB9722078D0 (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN111432088A (en) * 2020-05-25 2020-07-17 深圳市赋安安全系统有限公司 Fire-fighting telephone communication method and system

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2006125230A1 (en) * 2005-05-20 2006-11-23 Roger Airey FIRE CALLPOlNT

Family Cites Families (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS59163696A (en) * 1983-03-09 1984-09-14 株式会社日本自動車部品総合研究所 Electric wiring system

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN111432088A (en) * 2020-05-25 2020-07-17 深圳市赋安安全系统有限公司 Fire-fighting telephone communication method and system
CN111432088B (en) * 2020-05-25 2021-08-20 深圳市赋安安全系统有限公司 Fire-fighting telephone communication method and system

Also Published As

Publication number Publication date
GB2330437A (en) 1999-04-21
GB9722078D0 (en) 1997-12-17

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Legal Events

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