CA273046A - Telephone system - Google Patents

Telephone system

Info

Publication number
CA273046A
CA273046A CA273046A CA273046DA CA273046A CA 273046 A CA273046 A CA 273046A CA 273046 A CA273046 A CA 273046A CA 273046D A CA273046D A CA 273046DA CA 273046 A CA273046 A CA 273046A
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
CA273046A
Other languages
French (fr)
Inventor
E. Ostline John
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 CA273046A publication Critical patent/CA273046A/en
Expired legal-status Critical Current

Links

CA273046A Telephone system Expired CA273046A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CA273046T

Publications (1)

Publication Number Publication Date
CA273046A true CA273046A (en) 1927-08-09

Family

ID=35203077

Family Applications (1)

Application Number Title Priority Date Filing Date
CA273046A Expired CA273046A (en) Telephone system

Country Status (1)

Country Link
CA (1) CA273046A (en)

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