GB8428122D0 - Surveillance control - Google Patents

Surveillance control

Info

Publication number
GB8428122D0
GB8428122D0 GB848428122A GB8428122A GB8428122D0 GB 8428122 D0 GB8428122 D0 GB 8428122D0 GB 848428122 A GB848428122 A GB 848428122A GB 8428122 A GB8428122 A GB 8428122A GB 8428122 D0 GB8428122 D0 GB 8428122D0
Authority
GB
United Kingdom
Prior art keywords
surveillance control
surveillance
control
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
Application number
GB848428122A
Other versions
GB2149547B (en
GB2149547A (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.)
Nittan Co Ltd
Original Assignee
Nittan Co 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
Priority claimed from JP17194683U external-priority patent/JPS6082389U/en
Priority claimed from JP19296383U external-priority patent/JPS60104998U/en
Priority claimed from JP19857883U external-priority patent/JPS60109196U/en
Application filed by Nittan Co Ltd filed Critical Nittan Co Ltd
Publication of GB8428122D0 publication Critical patent/GB8428122D0/en
Publication of GB2149547A publication Critical patent/GB2149547A/en
Application granted granted Critical
Publication of GB2149547B publication Critical patent/GB2149547B/en
Expired 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
    • G08B26/002—Alarm systems in which substations are interrogated in succession by a central station with individual interrogation of substations connected in parallel only replying the state of the sensor

Landscapes

  • Business, Economics & Management (AREA)
  • Emergency Management (AREA)
  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Alarm Systems (AREA)
GB08428122A 1983-11-08 1984-11-07 Surveillance control apparatus for security system Expired GB2149547B (en)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
JP17194683U JPS6082389U (en) 1983-11-08 1983-11-08 information transmission device
JP19296383U JPS60104998U (en) 1983-12-16 1983-12-16 Disaster prevention monitoring and control equipment
JP19857883U JPS60109196U (en) 1983-12-26 1983-12-26 Disaster prevention monitoring and control equipment

Publications (3)

Publication Number Publication Date
GB8428122D0 true GB8428122D0 (en) 1984-12-12
GB2149547A GB2149547A (en) 1985-06-12
GB2149547B GB2149547B (en) 1987-01-28

Family

ID=27323558

Family Applications (1)

Application Number Title Priority Date Filing Date
GB08428122A Expired GB2149547B (en) 1983-11-08 1984-11-07 Surveillance control apparatus for security system

Country Status (3)

Country Link
AU (1) AU557050B2 (en)
GB (1) GB2149547B (en)
SE (1) SE459132B (en)

Families Citing this family (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2522779B2 (en) * 1987-01-20 1996-08-07 能美防災株式会社 Disaster prevention equipment
DE69021598T2 (en) * 1989-01-31 1996-03-14 Nohmi Bosai Ltd Power supply arrangement for fire alarm systems.
GB2251106A (en) * 1990-12-18 1992-06-24 C & I Consultants Limited Multi-point detection systems
US5565852A (en) * 1992-11-30 1996-10-15 Sentrol, Inc. Smoke detector with digital display
EP0854609A3 (en) * 1997-01-21 1999-12-22 Nittan Company, Limited Transmitting system

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB2051438B (en) * 1979-06-07 1983-04-07 Price Smith I C D Security alarm systems
GB2051439B (en) * 1979-06-07 1983-02-02 Price Smitrh I C D Checking facility for data signalling systems
US4568935A (en) * 1983-06-08 1986-02-04 Honeywell Inc. Data reporting system

Also Published As

Publication number Publication date
SE8405564D0 (en) 1984-11-07
AU3366184A (en) 1985-05-30
SE8405564L (en) 1985-05-09
GB2149547B (en) 1987-01-28
AU557050B2 (en) 1986-12-04
GB2149547A (en) 1985-06-12
SE459132B (en) 1989-06-05

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Legal Events

Date Code Title Description
PCNP Patent ceased through non-payment of renewal fee