CA374817A - Telephone system - Google Patents

Telephone system

Info

Publication number
CA374817A
CA374817A CA374817A CA374817DA CA374817A CA 374817 A CA374817 A CA 374817A CA 374817 A CA374817 A CA 374817A CA 374817D A CA374817D A CA 374817DA CA 374817 A CA374817 A CA 374817A
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
CA374817A
Other languages
French (fr)
Inventor
H. Saunders Norman
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 CA374817A publication Critical patent/CA374817A/en
Expired legal-status Critical Current

Links

CA374817A Telephone system Expired CA374817A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CA374817T

Publications (1)

Publication Number Publication Date
CA374817A true CA374817A (en) 1938-07-05

Family

ID=35379141

Family Applications (1)

Application Number Title Priority Date Filing Date
CA374817A Expired CA374817A (en) Telephone system

Country Status (1)

Country Link
CA (1) CA374817A (en)

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