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GB9113881D0 - Intruder detector - Google Patents

Intruder detector

Info

Publication number
GB9113881D0
GB9113881D0 GB919113881A GB9113881A GB9113881D0 GB 9113881 D0 GB9113881 D0 GB 9113881D0 GB 919113881 A GB919113881 A GB 919113881A GB 9113881 A GB9113881 A GB 9113881A GB 9113881 D0 GB9113881 D0 GB 9113881D0
Authority
GB
United Kingdom
Prior art keywords
intruder detector
intruder
detector
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Withdrawn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
GB919113881A
Other versions
GB2258073A (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.)
PROPERTY CHECK MARKETING Ltd
Original Assignee
PROPERTY CHECK MARKETING 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.)
Filing date
Publication date
Application filed by PROPERTY CHECK MARKETING Ltd filed Critical PROPERTY CHECK MARKETING Ltd
Priority to GB9113881A priority Critical patent/GB2258073A/en
Publication of GB9113881D0 publication Critical patent/GB9113881D0/en
Publication of GB2258073A publication Critical patent/GB2258073A/en
Withdrawn legal-status Critical Current

Links

Classifications

    • G—PHYSICS
    • G08—SIGNALLING
    • G08B—SIGNALLING OR CALLING SYSTEMS; ORDER TELEGRAPHS; ALARM SYSTEMS
    • G08B13/00—Burglar, theft or intruder alarms
    • G08B13/16—Actuation by interference with mechanical vibrations in air or other fluid
    • G08B13/1654—Actuation by interference with mechanical vibrations in air or other fluid using passive vibration detection systems

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Burglar Alarm Systems (AREA)
GB9113881A 1991-06-27 1991-06-27 Intruder detector Withdrawn GB2258073A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
GB9113881A GB2258073A (en) 1991-06-27 1991-06-27 Intruder detector

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB9113881A GB2258073A (en) 1991-06-27 1991-06-27 Intruder detector

Publications (2)

Publication Number Publication Date
GB9113881D0 true GB9113881D0 (en) 1991-08-21
GB2258073A GB2258073A (en) 1993-01-27

Family

ID=10697422

Family Applications (1)

Application Number Title Priority Date Filing Date
GB9113881A Withdrawn GB2258073A (en) 1991-06-27 1991-06-27 Intruder detector

Country Status (1)

Country Link
GB (1) GB2258073A (en)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5629687A (en) * 1994-08-29 1997-05-13 Emergency Technologies, Inc. Universal interface for remotely-monitored security systems
WO2010133718A1 (en) * 2009-05-20 2010-11-25 Investigación Y Desarrollo En Seguridad, S. L. Intrusion-detection device

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB1548771A (en) * 1976-11-05 1979-07-18 Spirig Ernst Intruder alarm systems
US4410884A (en) * 1977-08-18 1983-10-18 Firma Aug. Winkhaus Alarm system
GB2171518B (en) * 1985-02-08 1988-09-01 Automated Security Holdings Glass break detector
GB8615363D0 (en) * 1986-06-24 1986-07-30 Instalect Ltd Alarm control system

Also Published As

Publication number Publication date
GB2258073A (en) 1993-01-27

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Legal Events

Date Code Title Description
730A Proceeding under section 30 patents act 1977
WAP Application withdrawn, taken to be withdrawn or refused ** after publication under section 16(1)