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CA333429A - Telephone system - Google Patents

Telephone system

Info

Publication number
CA333429A
CA333429A CA333429A CA333429DA CA333429A CA 333429 A CA333429 A CA 333429A CA 333429 A CA333429 A CA 333429A CA 333429D A CA333429D A CA 333429DA CA 333429 A CA333429 A CA 333429A
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
CA333429A
Other languages
French (fr)
Inventor
Isaac Bellamy 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 CA333429A publication Critical patent/CA333429A/en
Expired legal-status Critical Current

Links

CA333429A Telephone system Expired CA333429A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CA333429T

Publications (1)

Publication Number Publication Date
CA333429A true CA333429A (en) 1933-06-20

Family

ID=35296571

Family Applications (1)

Application Number Title Priority Date Filing Date
CA333429A Expired CA333429A (en) Telephone system

Country Status (1)

Country Link
CA (1) CA333429A (en)

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