CA525903A - Systeme de telephone automatique - Google Patents

Systeme de telephone automatique

Info

Publication number: CA525903A
Authority: CA; Canada
Prior art keywords: telephone system; automatic telephone; automatic; telephone
Prior art date: 1956-06-05
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

CA525903A

Other languages

Inventor

W. Pharis William

Original Assignee

General Dynamics Corp

Publication date

1956-06-05

1956-06-05 Application granted granted Critical

1956-06-05 Publication of CA525903A publication Critical patent/CA525903A/fr

Status Expired legal-status Critical Current

CA525903A Systeme de telephone automatique Expired CA525903A (fr)

Application Number	Priority Date	Filing Date	Title
CA525903T

Publication Number	Publication Date
CA525903A true CA525903A (fr)	1956-06-05

Application Number	Title	Priority Date	Filing Date
CA525903A Expired CA525903A (fr)			Systeme de telephone automatique

Country	Link
CA (1)	CA525903A (fr)

Publication	Publication Date	Title
CA525903A (fr)	1956-06-05	Systeme de telephone automatique
CA521518A (fr)	1956-02-07	Systeme de telephone automatique
CA523499A (fr)	1956-04-03	Systeme de telephone automatique
CA524054A (fr)	1956-04-17	Systemes de telephone automatique
CA532449A (fr)	1956-10-30	Systemes de telephone automatique
CA521241A (fr)	1956-01-31	Systeme de telephone automatique a relais
CA533984A (fr)	1956-12-04	Systeme de telephone
CA520819A (fr)	1956-01-17	Systeme de commande a potentiel automatique
CA543973A (fr)	1957-07-23	Systeme de telephone automatique
CA526324A (fr)	1956-06-12	Systemes de telephone automatique a relais
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
CA537790A (fr)	1957-03-05	Systeme de telecommunication automatique
CA548744A (fr)	1957-11-12	Systemes de telephone automatique
CA530442A (fr)	1956-09-18	Systemes de telecommunication
CA532978A (fr)	1956-11-13	Systemes de telecommunication
CA530322A (fr)	1956-09-11	Systemes automatiques d'echange de telephone
CA530323A (fr)	1956-09-11	Systemes automatiques d'echange de telephone
CA534838A (fr)	1956-12-25	Systeme automatique de central telephonique