CA53905A - Echange de telephone - Google Patents

Echange de telephone

Info

Publication number
CA53905A
CA53905A CA000053905A CA53905DA CA53905A CA 53905 A CA53905 A CA 53905A CA 000053905 A CA000053905 A CA 000053905A CA 53905D A CA53905D A CA 53905DA CA 53905 A CA53905 A CA 53905A
Authority
CA
Canada
Prior art keywords
switchboard
telephone exchanges
exchanges
telephone
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
CA000053905A
Other languages
English (en)
Inventor
Joseph Phineas Davis
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 CA53905A publication Critical patent/CA53905A/fr
Expired legal-status Critical Current

Links

CA000053905A 1896-08-21 1896-08-21 Echange de telephone Expired CA53905A (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CA53905T 1896-08-21

Publications (1)

Publication Number Publication Date
CA53905A true CA53905A (fr) 1896-10-28

Family

ID=45170444

Family Applications (1)

Application Number Title Priority Date Filing Date
CA000053905A Expired CA53905A (fr) 1896-08-21 1896-08-21 Echange de telephone

Country Status (1)

Country Link
CA (1) CA53905A (fr)

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