CA496550A - Systeme de raccordement de telephone - Google Patents

Systeme de raccordement de telephone

Info

Publication number: CA496550A
Authority: CA; Canada
Prior art keywords: switching system; telephone switching; telephone; switching
Prior art date: 1953-09-29
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

CA496550A

Other languages

English (en)

Inventor

A. Malthaner William

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.)

AT&T Corp

Original Assignee

Western Electric Co Inc

Publication date

1953-09-29

1953-09-29 Application granted granted Critical

1953-09-29 Publication of CA496550A publication Critical patent/CA496550A/fr

Status Expired legal-status Critical Current

Links

CA496550A Systeme de raccordement de telephone Expired CA496550A (fr)

Applications Claiming Priority (1)

Application Number	Priority Date	Filing Date	Title
CA496550T

Publications (1)

Publication Number	Publication Date
CA496550A true CA496550A (fr)	1953-09-29

Family

ID=35641975

Family Applications (1)

Application Number	Title	Priority Date	Filing Date
CA496550A Expired CA496550A (fr)			Systeme de raccordement de telephone

Country Status (1)

Country	Link
CA (1)	CA496550A (fr)

0
- CA CA496550A patent/CA496550A/fr not_active Expired

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