AU4903369A - Improvements in alarm systems - Google Patents

Improvements in alarm systems

Info

Publication number
AU4903369A
AU4903369A AU49033/69A AU4903369A AU4903369A AU 4903369 A AU4903369 A AU 4903369A AU 49033/69 A AU49033/69 A AU 49033/69A AU 4903369 A AU4903369 A AU 4903369A AU 4903369 A AU4903369 A AU 4903369A
Authority
AU
Australia
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.)
Expired
Application number
AU49033/69A
Inventor
Basil Zeena Francis
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 filed Critical
Priority to AU49033/69A priority Critical patent/AU4903369A/en
Publication of AU4903369A publication Critical patent/AU4903369A/en
Expired 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
    • G08B13/02—Mechanical actuation
    • G08B13/08—Mechanical actuation by opening, e.g. of door, of window, of drawer, of shutter, of curtain, of blind

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
AU49033/69A 1969-01-14 1969-01-14 Improvements in alarm systems Expired AU4903369A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
AU49033/69A AU4903369A (en) 1969-01-14 1969-01-14 Improvements in alarm systems

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
AU49033/69A AU4903369A (en) 1969-01-14 1969-01-14 Improvements in alarm systems

Publications (1)

Publication Number Publication Date
AU4903369A true AU4903369A (en) 1970-08-27

Family

ID=3735788

Family Applications (1)

Application Number Title Priority Date Filing Date
AU49033/69A Expired AU4903369A (en) 1969-01-14 1969-01-14 Improvements in alarm systems

Country Status (1)

Country Link
AU (1) AU4903369A (en)

Similar Documents

Publication Publication Date Title
CA919292A (en) Bearing systems
AU467666B2 (en) Improvements in or relating to alarm systems
CA935665A (en) Read out system
CA927752A (en) Annunciator system
CA931247A (en) Touch-wire detection systems
CA871366A (en) Alarm means
CA940951A (en) Foldable-sheet processing systems
AU4903369A (en) Improvements in alarm systems
AU429575B2 (en) Desalination system
CA819302A (en) Multiple alarm system
CA781048A (en) Alarm system
AU470222B1 (en) Alarm
CA811323A (en) Radiolocating systems
CA827771A (en) Lighting-control systems
CA830589A (en) Electrogasdynamic systems
CA827770A (en) Lighting-control systems
CA826236A (en) Electrogasdynamic systems
AU464402B2 (en) Improvements in alarm signalling systems
CA803678A (en) Annunciator improvement
AU440412B2 (en) Label-aligning system
CA818963A (en) Dyeboarding system
AU435250B2 (en) Liquid-activated system
AU451380B2 (en) Lynphocyte transport-storage system
CA828997A (en) Detection system
CA886209A (en) Structure security alarm