CA342481A - Systeme telephonique - Google Patents

Systeme telephonique

Info

Publication number
CA342481A
CA342481A CA342481A CA342481DA CA342481A CA 342481 A CA342481 A CA 342481A CA 342481 A CA342481 A CA 342481A CA 342481D A CA342481D A CA 342481DA CA 342481 A CA342481 A CA 342481A
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
CA342481A
Other languages
English (en)
Inventor
C. Levy Oscar
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 CA342481A publication Critical patent/CA342481A/fr
Expired legal-status Critical Current

Links

CA342481A Systeme telephonique Expired CA342481A (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CA342481T

Publications (1)

Publication Number Publication Date
CA342481A true CA342481A (fr) 1934-06-19

Family

ID=35313756

Family Applications (1)

Application Number Title Priority Date Filing Date
CA342481A Expired CA342481A (fr) Systeme telephonique

Country Status (1)

Country Link
CA (1) CA342481A (fr)

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