CA504718A - Systemes de signalisation d'abonne - Google Patents

Systemes de signalisation d'abonne

Info

Publication number
CA504718A
CA504718A CA504718A CA504718DA CA504718A CA 504718 A CA504718 A CA 504718A CA 504718 A CA504718 A CA 504718A CA 504718D A CA504718D A CA 504718DA CA 504718 A CA504718 A CA 504718A
Authority
CA
Canada
Prior art keywords
signalling systems
subscriber signalling
subscriber
systems
signalling
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
CA504718A
Other languages
English (en)
Inventor
W. Aram Nathan
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.)
Zenith Electronics LLC
Original Assignee
Zenith Radio Corp
Publication date
Application granted granted Critical
Publication of CA504718A publication Critical patent/CA504718A/fr
Expired legal-status Critical Current

Links

CA504718A Systemes de signalisation d'abonne Expired CA504718A (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CA504718T

Publications (1)

Publication Number Publication Date
CA504718A true CA504718A (fr) 1954-07-27

Family

ID=35650640

Family Applications (1)

Application Number Title Priority Date Filing Date
CA504718A Expired CA504718A (fr) Systemes de signalisation d'abonne

Country Status (1)

Country Link
CA (1) CA504718A (fr)

Similar Documents

Publication Publication Date Title
CA504718A (fr) Systemes de signalisation d'abonne
CA504719A (fr) Systemes de signalisation d'abonne
CA502785A (fr) Systeme de signalisation d'abonnes
CA502786A (fr) Systeme de signalisation d'abonnes
CA505804A (fr) Systeme de signalisation telephonique
CA505876A (fr) Systeme de signalisation telephonique
CA504867A (fr) Systeme selectif d'appel
CA499772A (fr) Systemes de signalisation
CA507200A (fr) Systemes de telecommunication
CA506675A (fr) Systeme de signalisation
CA503175A (fr) Systeme de signalisation
CA502773A (fr) Systeme de signalisation
CA504467A (fr) Signalisation dans systemes telephoniques
AU213016B2 (en) Signalling in telephone systems
CA502236A (fr) Systemes telephoniques
CA501321A (fr) Systemes telephoniques
CA499356A (fr) Systemes telephoniques
CA502238A (fr) Systemes telephoniques
CA502239A (fr) Systemes telephoniques
CA506411A (fr) Systemes telephoniques
CA507617A (fr) Systemes telephoniques
CA517448A (fr) Systeme de signalisation d'abonne
CA517449A (fr) Systeme de signalisation d'abonne
CA504593A (fr) Systemes de signalisation electrique
CA502242A (fr) Systemes de signalisation electrique