CA401008A - Systeme telephonique - Google Patents

Systeme telephonique

Info

Publication number: CA401008A
Authority: CA; Canada
Prior art keywords: telephone system; telephone
Prior art date: 1941-11-25
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

CA401008A

Other languages

Inventor

S. Peterson Edward

H. Saunders Norman

Original Assignee

Northern Electric Co Ltd

Publication date

1941-11-25

1941-11-25 Application granted granted Critical

1941-11-25 Publication of CA401008A publication Critical patent/CA401008A/fr

Status Expired legal-status Critical Current

Links

CA401008A Systeme telephonique Expired CA401008A (fr)

Applications Claiming Priority (1)

Application Number	Priority Date	Filing Date	Title
CA401008T

Publications (1)

Publication Number	Publication Date
CA401008A true CA401008A (fr)	1941-11-25

Family

ID=35411454

Family Applications (1)

Application Number	Title	Priority Date	Filing Date
CA401008A Expired CA401008A (fr)			Systeme telephonique

Country Status (1)

Country	Link
CA (1)	CA401008A (fr)

0
- CA CA401008A patent/CA401008A/fr not_active Expired

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