CA269135A - Telephone system - Google Patents

Telephone system

Info

Publication number
CA269135A
CA269135A CA269135A CA269135DA CA269135A CA 269135 A CA269135 A CA 269135A CA 269135 A CA269135 A CA 269135A CA 269135D A CA269135D A CA 269135DA CA 269135 A CA269135 A CA 269135A
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
CA269135A
Other languages
French (fr)
Inventor
Jacobson Emil
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 CA269135A publication Critical patent/CA269135A/en
Expired legal-status Critical Current

Links

CA269135A Telephone system Expired CA269135A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CA269135T

Publications (1)

Publication Number Publication Date
CA269135A true CA269135A (en) 1927-03-15

Family

ID=35199165

Family Applications (1)

Application Number Title Priority Date Filing Date
CA269135A Expired CA269135A (en) Telephone system

Country Status (1)

Country Link
CA (1) CA269135A (en)

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