CA301235A - Systeme telephonique - Google Patents

Systeme telephonique

Info

Publication number
CA301235A
CA301235A CA301235A CA301235DA CA301235A CA 301235 A CA301235 A CA 301235A CA 301235 A CA301235 A CA 301235A CA 301235D A CA301235D A CA 301235DA CA 301235 A CA301235 A CA 301235A
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
CA301235A
Other languages
English (en)
Inventor
I. Bellamy John
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 CA301235A publication Critical patent/CA301235A/fr
Expired legal-status Critical Current

Links

CA301235A Systeme telephonique Expired CA301235A (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CA301235T

Publications (1)

Publication Number Publication Date
CA301235A true CA301235A (fr) 1930-06-17

Family

ID=35254381

Family Applications (1)

Application Number Title Priority Date Filing Date
CA301235A Expired CA301235A (fr) Systeme telephonique

Country Status (1)

Country Link
CA (1) CA301235A (fr)

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