CA244232A - Systeme telephonique - Google Patents

Systeme telephonique

Info

Publication number
CA244232A
CA244232A CA244232A CA244232DA CA244232A CA 244232 A CA244232 A CA 244232A CA 244232 A CA244232 A CA 244232A CA 244232D A CA244232D A CA 244232DA CA 244232 A CA244232 A CA 244232A
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
CA244232A
Other languages
English (en)
Inventor
Wicks 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 CA244232A publication Critical patent/CA244232A/fr
Expired legal-status Critical Current

Links

CA244232A Systeme telephonique Expired CA244232A (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CA244232T

Publications (1)

Publication Number Publication Date
CA244232A true CA244232A (fr) 1924-11-04

Family

ID=35148259

Family Applications (1)

Application Number Title Priority Date Filing Date
CA244232A Expired CA244232A (fr) Systeme telephonique

Country Status (1)

Country Link
CA (1) CA244232A (fr)

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