CA253322A - Reseau telephonique - Google Patents

Reseau telephonique

Info

Publication number
CA253322A
CA253322A CA253322A CA253322DA CA253322A CA 253322 A CA253322 A CA 253322A CA 253322 A CA253322 A CA 253322A CA 253322D A CA253322D A CA 253322DA CA 253322 A CA253322 A CA 253322A
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
CA253322A
Other languages
English (en)
Inventor
G. Richardson Rodney
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 CA253322A publication Critical patent/CA253322A/fr
Expired legal-status Critical Current

Links

CA253322A Reseau telephonique Expired CA253322A (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CA253322T

Publications (1)

Publication Number Publication Date
CA253322A true CA253322A (fr) 1925-09-01

Family

ID=35161872

Family Applications (1)

Application Number Title Priority Date Filing Date
CA253322A Expired CA253322A (fr) Reseau telephonique

Country Status (1)

Country Link
CA (1) CA253322A (fr)

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