CA336632A - Systeme telephonique - Google Patents

Systeme telephonique

Info

Publication number
CA336632A
CA336632A CA336632A CA336632DA CA336632A CA 336632 A CA336632 A CA 336632A CA 336632 A CA336632 A CA 336632A CA 336632D A CA336632D A CA 336632DA CA 336632 A CA336632 A CA 336632A
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
CA336632A
Other languages
English (en)
Inventor
Sigford Peterson Edward
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 CA336632A publication Critical patent/CA336632A/fr
Expired legal-status Critical Current

Links

CA336632A Systeme telephonique Expired CA336632A (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CA336632T

Publications (1)

Publication Number Publication Date
CA336632A true CA336632A (fr) 1933-10-24

Family

ID=35299774

Family Applications (1)

Application Number Title Priority Date Filing Date
CA336632A Expired CA336632A (fr) Systeme telephonique

Country Status (1)

Country Link
CA (1) CA336632A (fr)

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