CA161419A - Systeme de signaux de lignes telephoniques - Google Patents

Systeme de signaux de lignes telephoniques

Info

Publication number: CA161419A
Authority: CA; Canada
Prior art keywords: signalling system; party lines; party; lines; signalling
Prior art date: 1911-02-10
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

CA000161419A

Other languages

English (en)

Inventor

Edwar Beach Craft

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

Nortel Networks Ltd

Priority date (The priority date 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 date listed.)

1911-02-10

Filing date

1911-02-10

Publication date

1915-03-23

1911-02-10 Application filed by Nortel Networks Ltd filed Critical Nortel Networks Ltd

1915-03-23 Application granted granted Critical

1915-03-23 Publication of CA161419A publication Critical patent/CA161419A/fr

Status Expired legal-status Critical Current

Links

230000011664 signaling Effects 0.000 title 1

CA000161419A 1911-02-10 1911-02-10 Systeme de signaux de lignes telephoniques Expired CA161419A (fr)

Applications Claiming Priority (1)

Application Number	Priority Date	Filing Date	Title
CA161419T		1911-02-10

Publications (1)

Publication Number	Publication Date
CA161419A true CA161419A (fr)	1915-03-23

Family

ID=45281111

Family Applications (1)

Application Number	Title	Priority Date	Filing Date
CA000161419A Expired CA161419A (fr)	1911-02-10	1911-02-10	Systeme de signaux de lignes telephoniques

Country Status (1)

Country	Link
CA (1)	CA161419A (fr)

1911
- 1911-02-10 CA CA000161419A patent/CA161419A/fr not_active Expired

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