CA379870A - Systeme telephonique - Google Patents

Systeme telephonique

Info

Publication number
CA379870A
CA379870A CA379870A CA379870DA CA379870A CA 379870 A CA379870 A CA 379870A CA 379870 A CA379870 A CA 379870A CA 379870D A CA379870D A CA 379870DA CA 379870 A CA379870 A CA 379870A
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
CA379870A
Other languages
English (en)
Inventor
G. Evers Harry
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 CA379870A publication Critical patent/CA379870A/fr
Expired legal-status Critical Current

Links

CA379870A Systeme telephonique Expired CA379870A (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CA379870T

Publications (1)

Publication Number Publication Date
CA379870A true CA379870A (fr) 1939-03-07

Family

ID=35384196

Family Applications (1)

Application Number Title Priority Date Filing Date
CA379870A Expired CA379870A (fr) Systeme telephonique

Country Status (1)

Country Link
CA (1) CA379870A (fr)

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