CA53967A - Appareil d'echange de telephone - Google Patents

Appareil d'echange de telephone

Info

Publication number: CA53967A
Authority: CA; Canada
Prior art keywords: telephone switchboard; switchboard; telephone
Prior art date: 1896-10-14
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

CA000053967A

Other languages

English (en)

Inventor

Frank Robert Mcberty

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

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.)

1896-10-14

Filing date

1896-10-14

Publication date

1896-11-04

1896-10-14 Application filed by Bell Telephone Company of Canada filed Critical Bell Telephone Company of Canada

1896-11-04 Application granted granted Critical

1896-11-04 Publication of CA53967A publication Critical patent/CA53967A/fr

Status Expired legal-status Critical Current

Links

CA000053967A 1896-10-14 1896-10-14 Appareil d'echange de telephone Expired CA53967A (fr)

Applications Claiming Priority (1)

Application Number	Priority Date	Filing Date	Title
CA53967T		1896-10-14

Publications (1)

Publication Number	Publication Date
CA53967A true CA53967A (fr)	1896-11-04

Family

ID=45170506

Family Applications (1)

Application Number	Title	Priority Date	Filing Date
CA000053967A Expired CA53967A (fr)	1896-10-14	1896-10-14	Appareil d'echange de telephone

Country Status (1)

Country	Link
CA (1)	CA53967A (fr)

1896
- 1896-10-14 CA CA000053967A patent/CA53967A/fr not_active Expired

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