CA583278A - Systemes de telephone automatique - Google Patents

Systemes de telephone automatique

Info

Publication number: CA583278A
Authority: CA; Canada
Prior art keywords: telephone systems; automatic telephone; automatic; systems; telephone
Prior art date: 1959-09-15
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

CA583278A

Other languages

Inventor

E. Lomax Clarence

Original Assignee

Northern Electric Co Ltd

Publication date

1959-09-15

1959-09-15 Application granted granted Critical

1959-09-15 Publication of CA583278A publication Critical patent/CA583278A/fr

Status Expired legal-status Critical Current

CA583278A Systemes de telephone automatique Expired CA583278A (fr)

Application Number	Priority Date	Filing Date	Title
CA583278T

Publication Number	Publication Date
CA583278A true CA583278A (fr)	1959-09-15

Application Number	Title	Priority Date	Filing Date
CA583278A Expired CA583278A (fr)			Systemes de telephone automatique

Country	Link
CA (1)	CA583278A (fr)

Publication	Publication Date	Title
CA569198A (fr)	1959-01-20	Systemes de telephone automatique
CA578982A (fr)	1959-07-07	Systemes de telephone automatique
CA583278A (fr)	1959-09-15	Systemes de telephone automatique
CA584006A (fr)	1959-09-29	Systemes de telephone automatique
CA584178A (fr)	1959-09-29	Systemes de telephone automatique
CA585771A (fr)	1959-10-27	Systemes de telephone automatique
CA586768A (fr)	1959-11-10	Systemes de telephone automatique
CA587624A (fr)	1959-11-24	Systemes de telephone automatique
CA578530A (fr)	1959-06-30	Systeme de telephone automatique
CA575640A (fr)	1959-05-12	Systeme de telephone automatique
CA568814A (fr)	1959-01-13	Systeme de telephone automatique
CA584908A (fr)	1959-10-13	Systeme de telephone automatique
CA572855A (fr)	1959-03-24	Systemes de telephone
CA574965A (fr)	1959-04-28	Systemes de telephone
CA581156A (fr)	1959-08-11	Systeme de telephone
CA587164A (fr)	1959-11-17	Systemes de telephone
CA588334A (fr)	1959-12-08	Systemes de telephone
AU250434B2 (en)	1960-11-03	Improvements in automatic telephone systems
CA586477A (fr)	1959-11-03	Systeme de reponse de telephone automatique
CA567448A (fr)	1958-12-16	Systemes de telephone automatique
CA557106A (fr)	1958-05-06	Systemes de telephone automatique
AU242495B2 (en)	1960-05-12	Automatic telephone calling system
CA582746A (fr)	1959-09-08	Systeme d'intercommunication automatique par telephone
CA587357A (fr)	1959-11-17	Systemes de telecommunication
CA562242A (fr)	1958-08-26	Systeme de telephone automatique