CA301235A - Telephone system - Google Patents

Telephone system

Info

Publication number: CA301235A
Authority: CA; Canada
Prior art keywords: telephone system; telephone
Prior art date: 1930-06-17
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

CA301235A

Other languages

French (fr)

Inventor

I. Bellamy John

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.)

Nortel Networks Ltd

Original Assignee

Northern Electric Co Ltd

Publication date

1930-06-17

1930-06-17 Application granted granted Critical

1930-06-17 Publication of CA301235A publication Critical patent/CA301235A/en

Status Expired legal-status Critical Current

Links

CA301235A Telephone system Expired CA301235A (en)

Applications Claiming Priority (1)

Application Number	Priority Date	Filing Date	Title
CA301235T

Publications (1)

Publication Number	Publication Date
CA301235A true CA301235A (en)	1930-06-17

Family

ID=35254381

Family Applications (1)

Application Number	Title	Priority Date	Filing Date
CA301235A Expired CA301235A (en)			Telephone system

Country Status (1)

Country	Link
CA (1)	CA301235A (en)

0
- CA CA301235A patent/CA301235A/en not_active Expired

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