CA235654A - Telephone system - Google Patents

Telephone system

Info

Publication number
CA235654A
CA235654A CA235654A CA235654DA CA235654A CA 235654 A CA235654 A CA 235654A CA 235654 A CA235654 A CA 235654A CA 235654D A CA235654D A CA 235654DA CA 235654 A CA235654 A CA 235654A
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
CA235654A
Other languages
French (fr)
Inventor
G. Richardson Rodney
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 CA235654A publication Critical patent/CA235654A/en
Expired legal-status Critical Current

Links

CA235654A Telephone system Expired CA235654A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CA235654T

Publications (1)

Publication Number Publication Date
CA235654A true CA235654A (en) 1923-11-13

Family

ID=35133028

Family Applications (1)

Application Number Title Priority Date Filing Date
CA235654A Expired CA235654A (en) Telephone system

Country Status (1)

Country Link
CA (1) CA235654A (en)

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