CA412626A - Systeme de signaux d'avertisseurs - Google Patents

Systeme de signaux d'avertisseurs

Info

Publication number
CA412626A
CA412626A CA412626A CA412626DA CA412626A CA 412626 A CA412626 A CA 412626A CA 412626 A CA412626 A CA 412626A CA 412626D A CA412626D A CA 412626DA CA 412626 A CA412626 A CA 412626A
Authority
CA
Canada
Prior art keywords
alarm signal
signal system
alarm
signal
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
CA412626A
Other languages
English (en)
Inventor
Frank Cypser Hugo
Pool Clark
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.)
SIGNAL ENGINEERING AND MANUFACTURING Co
Original Assignee
SIGNAL ENGINEERING AND MANUFACTURING Co
Publication date
Application granted granted Critical
Publication of CA412626A publication Critical patent/CA412626A/fr
Expired legal-status Critical Current

Links

CA412626A Systeme de signaux d'avertisseurs Expired CA412626A (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CA412626T

Publications (1)

Publication Number Publication Date
CA412626A true CA412626A (fr) 1943-05-18

Family

ID=35521790

Family Applications (1)

Application Number Title Priority Date Filing Date
CA412626A Expired CA412626A (fr) Systeme de signaux d'avertisseurs

Country Status (1)

Country Link
CA (1) CA412626A (fr)

Similar Documents

Publication Publication Date Title
CA412626A (fr) Systeme de signaux d'avertisseurs
CA402073A (fr) Systeme avetisseur
CA413354A (fr) Systeme avertisseur d'incendie
CA410326A (fr) Signal de detresse
CA415157A (fr) Systeme telemetrique
CA413243A (fr) Systeme d'avertisseur avec enregistrement chiffre
CA410629A (fr) Systeme de signalisation
CA412795A (fr) Systeme d'appels
CA412796A (fr) Systeme d'appels
CA415345A (fr) Systeme de signalisation
CA415855A (fr) Systeme de signaux
CA416049A (fr) Systeme de signalisation
CA416051A (fr) Systeme de signalisation
CA417220A (fr) Systeme de signalisation
AU118190B2 (en) Signal transmission systems
CA412627A (fr) Dispositif de chiffrage de systeme a signaux
CA411635A (fr) Systeme de commande de recepteur de signaux
CA415131A (fr) Signal de la circulation
CA414021A (fr) Systeme radiorecepteur
CA415280A (fr) Systeme telemetrique
CA415585A (fr) Systeme telemetrique
CA416416A (fr) Systeme telemetrique
CA412362A (fr) Systeme de cartes a lecture directe
CA413016A (fr) Systeme de mesure
CA415158A (fr) Systeme moniteur des frequences