CA74462A - Appareil d'echange de telephone - Google Patents

Appareil d'echange de telephone

Info

Publication number
CA74462A
CA74462A CA000074462A CA74462DA CA74462A CA 74462 A CA74462 A CA 74462A CA 000074462 A CA000074462 A CA 000074462A CA 74462D A CA74462D A CA 74462DA CA 74462 A CA74462 A CA 74462A
Authority
CA
Canada
Prior art keywords
telephone exchange
exchange apparatus
telephone
exchange
Prior art date
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
CA000074462A
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.)
Filing date
Publication date
Application filed by Bell Telephone Company of Canada filed Critical Bell Telephone Company of Canada
Application granted granted Critical
Publication of CA74462A publication Critical patent/CA74462A/fr
Expired legal-status Critical Current

Links

CA000074462A 1896-11-05 1896-11-05 Appareil d'echange de telephone Expired CA74462A (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CA74462T 1896-11-05

Publications (1)

Publication Number Publication Date
CA74462A true CA74462A (fr) 1902-01-21

Family

ID=45190998

Family Applications (1)

Application Number Title Priority Date Filing Date
CA000074462A Expired CA74462A (fr) 1896-11-05 1896-11-05 Appareil d'echange de telephone

Country Status (1)

Country Link
CA (1) CA74462A (fr)

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