CA526324A - Systemes de telephone automatique a relais - Google Patents

Systemes de telephone automatique a relais

Info

Publication number: CA526324A
Authority: CA; Canada
Prior art keywords: telephone systems; automatic telephone; relay automatic; relay; systems
Prior art date: 1956-06-12
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

CA526324A

Other languages

Inventor

H. Voss John

W. Jones Roy

Original Assignee

Northern Electric Co Ltd

Publication date

1956-06-12

1956-06-12 Application granted granted Critical

1956-06-12 Publication of CA526324A publication Critical patent/CA526324A/fr

Status Expired legal-status Critical Current

CA526324A Systemes de telephone automatique a relais Expired CA526324A (fr)

Application Number	Priority Date	Filing Date	Title
CA526324T

Publication Number	Publication Date
CA526324A true CA526324A (fr)	1956-06-12

Application Number	Title	Priority Date	Filing Date
CA526324A Expired CA526324A (fr)			Systemes de telephone automatique a relais

Country	Link
CA (1)	CA526324A (fr)

Publication	Publication Date	Title
CA526324A (fr)	1956-06-12	Systemes de telephone automatique a relais
CA521241A (fr)	1956-01-31	Systeme de telephone automatique a relais
CA524054A (fr)	1956-04-17	Systemes de telephone automatique
CA532449A (fr)	1956-10-30	Systemes de telephone automatique
CA521518A (fr)	1956-02-07	Systeme de telephone automatique
CA523499A (fr)	1956-04-03	Systeme de telephone automatique
CA525903A (fr)	1956-06-05	Systeme de telephone automatique
CA512085A (fr)	1955-04-19	Systemes de telephone automatique a relais
CA548744A (fr)	1957-11-12	Systemes de telephone automatique
CA518930A (fr)	1955-11-29	Systeme de telephone automatique a relais
CA514095A (fr)	1955-06-28	Systeme de telephone automatique interurbain tous relais
CA543973A (fr)	1957-07-23	Systeme de telephone automatique
AU214292B2 (en)	1957-02-14	Loud-speaking station for automatic telephone systems
CA521394A (fr)	1956-01-31	Systemes de telephone
CA521856A (fr)	1956-02-14	Systemes de telephone
CA522332A (fr)	1956-03-06	Systemes de telephone
CA524594A (fr)	1956-05-01	Systemes de telephone
CA524631A (fr)	1956-05-01	Systemes de telephone
CA525662A (fr)	1956-05-29	Systemes telephoniques
CA530739A (fr)	1956-09-25	Systemes telephoniques
CA533592A (fr)	1956-11-20	Systemes telephoniques
CA530323A (fr)	1956-09-11	Systemes automatiques d'echange de telephone
CA530322A (fr)	1956-09-11	Systemes automatiques d'echange de telephone
CA526554A (fr)	1956-06-19	Systemes de telephone automatique du type echelonne
CA537068A (fr)	1957-02-12	Systemes automatiques d'echange de telephone