CA711344A - Automatic exchange systems - Google Patents

Automatic exchange systems

Info

Publication number
CA711344A
CA711344A CA711344A CA711344DA CA711344A CA 711344 A CA711344 A CA 711344A CA 711344 A CA711344 A CA 711344A CA 711344D A CA711344D A CA 711344DA CA 711344 A CA711344 A CA 711344A
Authority
CA
Canada
Prior art keywords
exchange systems
automatic exchange
automatic
systems
exchange
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
CA711344A
Inventor
H. Bray Frederick
M. Ridler 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.)
Standard Telephone and Cables Manufacturing Canada Ltd
Original Assignee
Standard Telephone and Cables Manufacturing Canada Ltd
Publication date
Application granted granted Critical
Publication of CA711344A publication Critical patent/CA711344A/en
Expired legal-status Critical Current

Links

CA711344A Automatic exchange systems Expired CA711344A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CA711344T

Publications (1)

Publication Number Publication Date
CA711344A true CA711344A (en) 1965-06-08

Family

ID=36040622

Family Applications (1)

Application Number Title Priority Date Filing Date
CA711344A Expired CA711344A (en) Automatic exchange systems

Country Status (1)

Country Link
CA (1) CA711344A (en)

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