CA647249A - Trunk-connected private automatic branch exchange - Google Patents

Trunk-connected private automatic branch exchange

Info

Publication number
CA647249A
CA647249A CA647249A CA647249DA CA647249A CA 647249 A CA647249 A CA 647249A CA 647249 A CA647249 A CA 647249A CA 647249D A CA647249D A CA 647249DA CA 647249 A CA647249 A CA 647249A
Authority
CA
Canada
Prior art keywords
trunk
branch exchange
automatic branch
private automatic
connected private
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
CA647249A
Inventor
Forrest Wilfrid
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.)
Automatic Electric Laboratories Inc
Original Assignee
Automatic Electric Laboratories Inc
Publication date
Application granted granted Critical
Publication of CA647249A publication Critical patent/CA647249A/en
Expired legal-status Critical Current

Links

CA647249A Trunk-connected private automatic branch exchange Expired CA647249A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CA647249T

Publications (1)

Publication Number Publication Date
CA647249A true CA647249A (en) 1962-08-21

Family

ID=35935899

Family Applications (1)

Application Number Title Priority Date Filing Date
CA647249A Expired CA647249A (en) Trunk-connected private automatic branch exchange

Country Status (1)

Country Link
CA (1) CA647249A (en)

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