CA316555A - Telephone system - Google Patents

Telephone system

Info

Publication number
CA316555A
CA316555A CA316555A CA316555DA CA316555A CA 316555 A CA316555 A CA 316555A CA 316555 A CA316555 A CA 316555A CA 316555D A CA316555D A CA 316555DA CA 316555 A CA316555 A CA 316555A
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
CA316555A
Other languages
French (fr)
Inventor
Herbert Saunders Norman
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 CA316555A publication Critical patent/CA316555A/en
Expired legal-status Critical Current

Links

CA316555A Telephone system Expired CA316555A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CA316555T

Publications (1)

Publication Number Publication Date
CA316555A true CA316555A (en) 1931-10-27

Family

ID=35275883

Family Applications (1)

Application Number Title Priority Date Filing Date
CA316555A Expired CA316555A (en) Telephone system

Country Status (1)

Country Link
CA (1) CA316555A (en)

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