CA249133A - Reseau telephonique - Google Patents

Reseau telephonique

Info

Publication number
CA249133A
CA249133A CA249133A CA249133DA CA249133A CA 249133 A CA249133 A CA 249133A CA 249133 A CA249133 A CA 249133A CA 249133D A CA249133D A CA 249133DA CA 249133 A CA249133 A CA 249133A
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
CA249133A
Other languages
English (en)
Inventor
Wicks 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 CA249133A publication Critical patent/CA249133A/fr
Expired legal-status Critical Current

Links

CA249133A Reseau telephonique Expired CA249133A (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CA249133T

Publications (1)

Publication Number Publication Date
CA249133A true CA249133A (fr) 1925-04-28

Family

ID=35156107

Family Applications (1)

Application Number Title Priority Date Filing Date
CA249133A Expired CA249133A (fr) Reseau telephonique

Country Status (1)

Country Link
CA (1) CA249133A (fr)

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