CA462877A - Systeme de central de telephone automatique universel - Google Patents

Systeme de central de telephone automatique universel

Info

Publication number: CA462877A
Authority: CA; Canada
Prior art keywords: telephone exchange; automatic telephone; universal; exchange system; universal system
Prior art date: 1950-01-31
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

CA462877A

Other languages

English (en)

Inventor

Deakin Gerald

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.)

International Standard Electric Corp

Original Assignee

International Standard Electric Corp

Publication date

1950-01-31

1950-01-31 Application granted granted Critical

1950-01-31 Publication of CA462877A publication Critical patent/CA462877A/fr

Status Expired legal-status Critical Current

Links

CA462877A Systeme de central de telephone automatique universel Expired CA462877A (fr)

Applications Claiming Priority (1)

Application Number	Priority Date	Filing Date	Title
CA462877T

Publications (1)

Publication Number	Publication Date
CA462877A true CA462877A (fr)	1950-01-31

Family

ID=35592583

Family Applications (1)

Application Number	Title	Priority Date	Filing Date
CA462877A Expired CA462877A (fr)			Systeme de central de telephone automatique universel

Country Status (1)

Country	Link
CA (1)	CA462877A (fr)

0
- CA CA462877A patent/CA462877A/fr not_active Expired

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