CA215098A - Systeme telephonique - Google Patents

Systeme telephonique

Info

Publication number
CA215098A
CA215098A CA215098A CA215098DA CA215098A CA 215098 A CA215098 A CA 215098A CA 215098 A CA215098 A CA 215098A CA 215098D A CA215098D A CA 215098DA CA 215098 A CA215098 A CA 215098A
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
CA215098A
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 CA215098A publication Critical patent/CA215098A/fr
Expired legal-status Critical Current

Links

CA215098A Systeme telephonique Expired CA215098A (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CA215098T

Publications (1)

Publication Number Publication Date
CA215098A true CA215098A (fr) 1922-01-10

Family

ID=35109542

Family Applications (1)

Application Number Title Priority Date Filing Date
CA215098A Expired CA215098A (fr) Systeme telephonique

Country Status (1)

Country Link
CA (1) CA215098A (fr)

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