CA344435A - Systeme telephonique - Google Patents

Systeme telephonique

Info

Publication number
CA344435A
CA344435A CA344435A CA344435DA CA344435A CA 344435 A CA344435 A CA 344435A CA 344435 A CA344435 A CA 344435A CA 344435D A CA344435D A CA 344435DA CA 344435 A CA344435 A CA 344435A
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
CA344435A
Other languages
English (en)
Inventor
L. Kahn Frederick
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 CA344435A publication Critical patent/CA344435A/fr
Expired legal-status Critical Current

Links

CA344435A Systeme telephonique Expired CA344435A (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CA344435T

Publications (1)

Publication Number Publication Date
CA344435A true CA344435A (fr) 1934-09-04

Family

ID=35315708

Family Applications (1)

Application Number Title Priority Date Filing Date
CA344435A Expired CA344435A (fr) Systeme telephonique

Country Status (1)

Country Link
CA (1) CA344435A (fr)

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