CA65320A - Telephone switchboard - Google Patents

Telephone switchboard

Info

Publication number
CA65320A
CA65320A CA000065320A CA65320DA CA65320A CA 65320 A CA65320 A CA 65320A CA 000065320 A CA000065320 A CA 000065320A CA 65320D A CA65320D A CA 65320DA CA 65320 A CA65320 A CA 65320A
Authority
CA
Canada
Prior art keywords
telephone switchboard
switchboard
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
CA000065320A
Other languages
French (fr)
Inventor
George Knox Thompson
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 CA65320A publication Critical patent/CA65320A/en
Expired legal-status Critical Current

Links

CA000065320A 1899-08-29 1899-08-29 Telephone switchboard Expired CA65320A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CA65320T 1899-08-29

Publications (1)

Publication Number Publication Date
CA65320A true CA65320A (en) 1899-12-13

Family

ID=45181858

Family Applications (1)

Application Number Title Priority Date Filing Date
CA000065320A Expired CA65320A (en) 1899-08-29 1899-08-29 Telephone switchboard

Country Status (1)

Country Link
CA (1) CA65320A (en)

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