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CA336999A - Systeme telephonique - Google Patents

Systeme telephonique

Info

Publication number
CA336999A
CA336999A CA336999A CA336999DA CA336999A CA 336999 A CA336999 A CA 336999A CA 336999 A CA336999 A CA 336999A CA 336999D A CA336999D A CA 336999DA CA 336999 A CA336999 A CA 336999A
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
CA336999A
Other languages
English (en)
Inventor
H. Saunders Norman
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 CA336999A publication Critical patent/CA336999A/fr
Expired legal-status Critical Current

Links

CA336999A Systeme telephonique Expired CA336999A (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CA336999T

Publications (1)

Publication Number Publication Date
CA336999A true CA336999A (fr) 1933-11-07

Family

ID=35300141

Family Applications (1)

Application Number Title Priority Date Filing Date
CA336999A Expired CA336999A (fr) Systeme telephonique

Country Status (1)

Country Link
CA (1) CA336999A (fr)

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