CA600785A - Telephone systems - Google Patents

Telephone systems

Info

Publication number
CA600785A
CA600785A CA600785A CA600785DA CA600785A CA 600785 A CA600785 A CA 600785A CA 600785 A CA600785 A CA 600785A CA 600785D A CA600785D A CA 600785DA CA 600785 A CA600785 A CA 600785A
Authority
CA
Canada
Prior art keywords
telephone systems
telephone
systems
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
CA600785A
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 CA600785A publication Critical patent/CA600785A/en
Expired legal-status Critical Current

Links

CA600785A Telephone systems Expired CA600785A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CA600785T

Publications (1)

Publication Number Publication Date
CA600785A true CA600785A (en) 1960-06-28

Family

ID=35816574

Family Applications (1)

Application Number Title Priority Date Filing Date
CA600785A Expired CA600785A (en) Telephone systems

Country Status (1)

Country Link
CA (1) CA600785A (en)

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