CA891142A - Electronic telephone exchange based on the time division principle - Google Patents

Electronic telephone exchange based on the time division principle

Info

Publication number
CA891142A
CA891142A CA891142A CA891142DA CA891142A CA 891142 A CA891142 A CA 891142A CA 891142 A CA891142 A CA 891142A CA 891142D A CA891142D A CA 891142DA CA 891142 A CA891142 A CA 891142A
Authority
CA
Canada
Prior art keywords
time division
telephone exchange
electronic telephone
exchange based
division principle
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
CA891142A
Inventor
Martinelli Saverio
Devarda Giorgio
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.)
Italtel SpA
Original Assignee
Societa Italiana Telecomunicazioni Siemens SpA
Publication date
Application granted granted Critical
Publication of CA891142A publication Critical patent/CA891142A/en
Expired legal-status Critical Current

Links

CA891142A Electronic telephone exchange based on the time division principle Expired CA891142A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CA891142T

Publications (1)

Publication Number Publication Date
CA891142A true CA891142A (en) 1972-01-18

Family

ID=36397267

Family Applications (1)

Application Number Title Priority Date Filing Date
CA891142A Expired CA891142A (en) Electronic telephone exchange based on the time division principle

Country Status (1)

Country Link
CA (1) CA891142A (en)

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