CA238141A - Telephone system - Google Patents

Telephone system

Info

Publication number
CA238141A
CA238141A CA238141A CA238141DA CA238141A CA 238141 A CA238141 A CA 238141A CA 238141 A CA238141 A CA 238141A CA 238141D A CA238141D A CA 238141DA CA 238141 A CA238141 A CA 238141A
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
CA238141A
Other languages
French (fr)
Inventor
G. Martin Talbot
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 CA238141A publication Critical patent/CA238141A/en
Expired legal-status Critical Current

Links

CA238141A Telephone system Expired CA238141A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CA238141T

Publications (1)

Publication Number Publication Date
CA238141A true CA238141A (en) 1924-02-26

Family

ID=35142173

Family Applications (1)

Application Number Title Priority Date Filing Date
CA238141A Expired CA238141A (en) Telephone system

Country Status (1)

Country Link
CA (1) CA238141A (en)

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