CA236486A - Telephone system - Google Patents

Telephone system

Info

Publication number
CA236486A
CA236486A CA236486A CA236486DA CA236486A CA 236486 A CA236486 A CA 236486A CA 236486 A CA236486 A CA 236486A CA 236486D A CA236486D A CA 236486DA CA 236486 A CA236486 A CA 236486A
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
CA236486A
Other languages
French (fr)
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 CA236486A publication Critical patent/CA236486A/en
Expired legal-status Critical Current

Links

CA236486A Telephone system Expired CA236486A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CA236486T

Publications (1)

Publication Number Publication Date
CA236486A true CA236486A (en) 1923-12-18

Family

ID=35133860

Family Applications (1)

Application Number Title Priority Date Filing Date
CA236486A Expired CA236486A (en) Telephone system

Country Status (1)

Country Link
CA (1) CA236486A (en)

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