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CA429437A - Telephone system - Google Patents

Telephone system

Info

Publication number
CA429437A
CA429437A CA429437A CA429437DA CA429437A CA 429437 A CA429437 A CA 429437A CA 429437 A CA429437 A CA 429437A CA 429437D A CA429437D A CA 429437DA CA 429437 A CA429437 A CA 429437A
Authority
CA
Canada
Prior art keywords
telephone system
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
CA429437A
Other languages
French (fr)
Inventor
E. Lomax Clarence
D. Grandstaff Otho
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.)
Nortel Networks Ltd
Original Assignee
Northern Electric Co Ltd
Publication date
Application granted granted Critical
Publication of CA429437A publication Critical patent/CA429437A/en
Expired legal-status Critical Current

Links

CA429437A Telephone system Expired CA429437A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CA429437T

Publications (1)

Publication Number Publication Date
CA429437A true CA429437A (en) 1945-08-14

Family

ID=35544435

Family Applications (1)

Application Number Title Priority Date Filing Date
CA429437A Expired CA429437A (en) Telephone system

Country Status (1)

Country Link
CA (1) CA429437A (en)

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