CA175397A - Systeme telephonique - Google Patents

Systeme telephonique

Info

Publication number: CA175397A
Authority: CA; Canada
Prior art keywords: telephone system; telephone
Prior art date: 1915-01-11
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

CA000175397A

Other languages

English (en)

Inventor

Talbot G. Martin

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.)

Automatic Electric Co

Original Assignee

Automatic Electric Co

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.)

1915-01-11

Filing date

1915-01-11

Publication date

1917-02-27

1915-01-11 Application filed by Automatic Electric Co filed Critical Automatic Electric Co

1917-02-27 Application granted granted Critical

1917-02-27 Publication of CA175397A publication Critical patent/CA175397A/fr

Status Expired legal-status Critical Current

Links

CA000175397A 1915-01-11 1915-01-11 Systeme telephonique Expired CA175397A (fr)

Applications Claiming Priority (1)

Application Number	Priority Date	Filing Date	Title
CA175397T		1915-01-11

Publications (1)

Publication Number	Publication Date
CA175397A true CA175397A (fr)	1917-02-27

Family

ID=45295050

Family Applications (1)

Application Number	Title	Priority Date	Filing Date
CA000175397A Expired CA175397A (fr)	1915-01-11	1915-01-11	Systeme telephonique

Country Status (1)

Country	Link
CA (1)	CA175397A (fr)

1915
- 1915-01-11 CA CA000175397A patent/CA175397A/fr not_active Expired

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