CA1062794A - Systeme d'affichage et de commande de gardiennage - Google Patents

Systeme d'affichage et de commande de gardiennage

Info

Publication number
CA1062794A
CA1062794A CA233,889A CA233889A CA1062794A CA 1062794 A CA1062794 A CA 1062794A CA 233889 A CA233889 A CA 233889A CA 1062794 A CA1062794 A CA 1062794A
Authority
CA
Canada
Prior art keywords
transmission lines
station
output terminal
remote
control station
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
CA233,889A
Other languages
English (en)
Other versions
CA233889S (en
Inventor
Jules E. Banville
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.)
Individual
Original Assignee
Individual
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 Individual filed Critical Individual
Priority to CA233,889A priority Critical patent/CA1062794A/fr
Application granted granted Critical
Publication of CA1062794A publication Critical patent/CA1062794A/fr
Expired legal-status Critical Current

Links

Landscapes

  • Selective Calling Equipment (AREA)
CA233,889A 1975-08-21 1975-08-21 Systeme d'affichage et de commande de gardiennage Expired CA1062794A (fr)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CA233,889A CA1062794A (fr) 1975-08-21 1975-08-21 Systeme d'affichage et de commande de gardiennage

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CA233,889A CA1062794A (fr) 1975-08-21 1975-08-21 Systeme d'affichage et de commande de gardiennage

Publications (1)

Publication Number Publication Date
CA1062794A true CA1062794A (fr) 1979-09-18

Family

ID=4103863

Family Applications (1)

Application Number Title Priority Date Filing Date
CA233,889A Expired CA1062794A (fr) 1975-08-21 1975-08-21 Systeme d'affichage et de commande de gardiennage

Country Status (1)

Country Link
CA (1) CA1062794A (fr)

Similar Documents

Publication Publication Date Title
US5940009A (en) Apparatus and method to detect tampering with an electronic utility meter
CA1096953A (fr) Traduction non-disponible
EP1614203B1 (fr) Disjoncteur electrique
US3754221A (en) Ground fault detector and method of ground fault detection
US4376277A (en) Dynamic contact checking circuit
US4761638A (en) Means and method for detecting presence of electrically conductive fluid
US3470554A (en) Intrusion alarm system having authorization capability with tamper detection means
US4016360A (en) System for remotely checking equipment
US3928848A (en) Supervisory control system
CA1110732A (fr) Circuit thermometrique
US4249170A (en) Annunciator
CA1062794A (fr) Systeme d'affichage et de commande de gardiennage
US3588865A (en) Security alarm system
US4272725A (en) Interface circuit for use with electronic control devices
US3419794A (en) Superconductive magnet having an automatic coolant low level warning and shut down means
US4121184A (en) Electromagnetically controlled, temperature-sensitive (ECTS) reed switch with substantially hystersis free operation
US3653041A (en) Annunciator system
US3962696A (en) Protective systems
GB1470727A (en) Circuit arrangement for monitoring interruptions in each of two-circuit loops
US3815112A (en) Intrusion alarm
US3588866A (en) Security montioring system with tamperproof cabinet
GB1583140A (en) Automatic temperature control devices
US2799853A (en) Home emergency alarm
US4134025A (en) Electric switch arrangement for use as a current supply switching means for a bipolar electric load
US3103003A (en) Capacity alarm system