CA322320A - Systeme telephonique - Google Patents

Systeme telephonique

Info

Publication number
CA322320A
CA322320A CA322320A CA322320DA CA322320A CA 322320 A CA322320 A CA 322320A CA 322320 A CA322320 A CA 322320A CA 322320D A CA322320D A CA 322320DA CA 322320 A CA322320 A CA 322320A
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
CA322320A
Other languages
English (en)
Inventor
Herbert 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 CA322320A publication Critical patent/CA322320A/fr
Expired legal-status Critical Current

Links

CA322320A Systeme telephonique Expired CA322320A (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CA322320T

Publications (1)

Publication Number Publication Date
CA322320A true CA322320A (fr) 1932-05-10

Family

ID=35282873

Family Applications (1)

Application Number Title Priority Date Filing Date
CA322320A Expired CA322320A (fr) Systeme telephonique

Country Status (1)

Country Link
CA (1) CA322320A (fr)

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