CA296694A - Systeme telephonique - Google Patents

Systeme telephonique

Info

Publication number
CA296694A
CA296694A CA296694A CA296694DA CA296694A CA 296694 A CA296694 A CA 296694A CA 296694 A CA296694 A CA 296694A CA 296694D A CA296694D A CA 296694DA CA 296694 A CA296694 A CA 296694A
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
CA296694A
Other languages
English (en)
Inventor
F. Crocker Thomas
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 CA296694A publication Critical patent/CA296694A/fr
Expired legal-status Critical Current

Links

CA296694A Systeme telephonique Expired CA296694A (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CA296694T

Publications (1)

Publication Number Publication Date
CA296694A true CA296694A (fr) 1930-01-14

Family

ID=35234012

Family Applications (1)

Application Number Title Priority Date Filing Date
CA296694A Expired CA296694A (fr) Systeme telephonique

Country Status (1)

Country Link
CA (1) CA296694A (fr)

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