CA46713A - Telephone multiple - Google Patents

Telephone multiple

Info

Publication number: CA46713A
Authority: CA; Canada
Prior art keywords: multiplex telephone; multiplex; telephone
Prior art date: 1894-08-02
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

CA000046713A

Other languages

English (en)

Inventor

Abner M. Rosebrugh

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.)

Bell Telephone Company of Canada

Original Assignee

Bell Telephone Company of Canada

Publication date

1894-08-02

1894-08-02 Application granted granted Critical

1894-08-02 Publication of CA46713A publication Critical patent/CA46713A/fr

Status Expired legal-status Critical Current

Links

CA000046713A Telephone multiple Expired CA46713A (fr)

Applications Claiming Priority (1)

Application Number	Priority Date	Filing Date	Title
CA46713T

Publications (1)

Publication Number	Publication Date
CA46713A true CA46713A (fr)	1894-08-02

Family

ID=45163253

Family Applications (1)

Application Number	Title	Priority Date	Filing Date
CA000046713A Expired CA46713A (fr)			Telephone multiple

Country Status (1)

Country	Link
CA (1)	CA46713A (fr)

0
- CA CA000046713A patent/CA46713A/fr not_active Expired

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