CA249131A - Reseau telephonique - Google Patents

Reseau telephonique

Info

Publication number
CA249131A
CA249131A CA249131A CA249131DA CA249131A CA 249131 A CA249131 A CA 249131A CA 249131 A CA249131 A CA 249131A CA 249131D A CA249131D A CA 249131DA CA 249131 A CA249131 A CA 249131A
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
CA249131A
Other languages
English (en)
Inventor
E. Gardner 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 CA249131A publication Critical patent/CA249131A/fr
Expired legal-status Critical Current

Links

CA249131A Reseau telephonique Expired CA249131A (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CA249131T

Publications (1)

Publication Number Publication Date
CA249131A true CA249131A (fr) 1925-04-28

Family

ID=35156105

Family Applications (1)

Application Number Title Priority Date Filing Date
CA249131A Expired CA249131A (fr) Reseau telephonique

Country Status (1)

Country Link
CA (1) CA249131A (fr)

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