CA289114A - Systeme telephonique - Google Patents

Systeme telephonique

Info

Publication number
CA289114A
CA289114A CA289114A CA289114DA CA289114A CA 289114 A CA289114 A CA 289114A CA 289114 A CA289114 A CA 289114A CA 289114D A CA289114D A CA 289114DA CA 289114 A CA289114 A CA 289114A
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
CA289114A
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 CA289114A publication Critical patent/CA289114A/fr
Expired legal-status Critical Current

Links

CA289114A Systeme telephonique Expired CA289114A (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CA289114T

Publications (1)

Publication Number Publication Date
CA289114A true CA289114A (fr) 1929-04-23

Family

ID=35225926

Family Applications (1)

Application Number Title Priority Date Filing Date
CA289114A Expired CA289114A (fr) Systeme telephonique

Country Status (1)

Country Link
CA (1) CA289114A (fr)

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