CA271414A - Telephone system - Google Patents

Telephone system

Info

Publication number
CA271414A
CA271414A CA271414A CA271414DA CA271414A CA 271414 A CA271414 A CA 271414A CA 271414 A CA271414 A CA 271414A CA 271414D A CA271414D A CA 271414DA CA 271414 A CA271414 A CA 271414A
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
CA271414A
Other languages
French (fr)
Inventor
J. Ray Arthur
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 CA271414A publication Critical patent/CA271414A/en
Expired legal-status Critical Current

Links

CA271414A Telephone system Expired CA271414A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CA271414T

Publications (1)

Publication Number Publication Date
CA271414A true CA271414A (en) 1927-06-07

Family

ID=35201445

Family Applications (1)

Application Number Title Priority Date Filing Date
CA271414A Expired CA271414A (en) Telephone system

Country Status (1)

Country Link
CA (1) CA271414A (en)

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