CA285554A - Reseau telephonique - Google Patents

Reseau telephonique

Info

Publication number
CA285554A
CA285554A CA285554A CA285554DA CA285554A CA 285554 A CA285554 A CA 285554A CA 285554 A CA285554 A CA 285554A CA 285554D A CA285554D A CA 285554DA CA 285554 A CA285554 A CA 285554A
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
CA285554A
Other languages
English (en)
Inventor
Erickson 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 CA285554A publication Critical patent/CA285554A/fr
Expired legal-status Critical Current

Links

CA285554A Reseau telephonique Expired CA285554A (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CA285554T

Publications (1)

Publication Number Publication Date
CA285554A true CA285554A (fr) 1928-12-11

Family

ID=35222367

Family Applications (1)

Application Number Title Priority Date Filing Date
CA285554A Expired CA285554A (fr) Reseau telephonique

Country Status (1)

Country Link
CA (1) CA285554A (fr)

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