CA235660A - Telephone system - Google Patents

Telephone system

Info

Publication number
CA235660A
CA235660A CA235660A CA235660DA CA235660A CA 235660 A CA235660 A CA 235660A CA 235660 A CA235660 A CA 235660A CA 235660D A CA235660D A CA 235660DA CA 235660 A CA235660 A CA 235660A
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
CA235660A
Other languages
French (fr)
Inventor
E. Lomax Clarence
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 CA235660A publication Critical patent/CA235660A/en
Expired legal-status Critical Current

Links

CA235660A Telephone system Expired CA235660A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CA235660T

Publications (1)

Publication Number Publication Date
CA235660A true CA235660A (en) 1923-11-13

Family

ID=35133034

Family Applications (1)

Application Number Title Priority Date Filing Date
CA235660A Expired CA235660A (en) Telephone system

Country Status (1)

Country Link
CA (1) CA235660A (en)

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