CA888971A - Automatic telephone exchanges - Google Patents

Automatic telephone exchanges

Info

Publication number
CA888971A
CA888971A CA888971A CA888971DA CA888971A CA 888971 A CA888971 A CA 888971A CA 888971 A CA888971 A CA 888971A CA 888971D A CA888971D A CA 888971DA CA 888971 A CA888971 A CA 888971A
Authority
CA
Canada
Prior art keywords
automatic telephone
telephone exchanges
exchanges
automatic
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
CA888971A
Inventor
O. Ekbergh Evert
G. Jonsson Per
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.)
ITT TELECOMMUNICATIONS
Original Assignee
ITT TELECOMMUNICATIONS
Publication date
Application granted granted Critical
Publication of CA888971A publication Critical patent/CA888971A/en
Expired legal-status Critical Current

Links

CA888971A Automatic telephone exchanges Expired CA888971A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CA888971T

Publications (1)

Publication Number Publication Date
CA888971A true CA888971A (en) 1971-12-21

Family

ID=36395169

Family Applications (1)

Application Number Title Priority Date Filing Date
CA888971A Expired CA888971A (en) Automatic telephone exchanges

Country Status (1)

Country Link
CA (1) CA888971A (en)

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