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CA529967A - Telephone exchange network - Google Patents

Telephone exchange network

Info

Publication number
CA529967A
CA529967A CA529967A CA529967DA CA529967A CA 529967 A CA529967 A CA 529967A CA 529967 A CA529967 A CA 529967A CA 529967D A CA529967D A CA 529967DA CA 529967 A CA529967 A CA 529967A
Authority
CA
Canada
Prior art keywords
telephone exchange
exchange network
network
telephone
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
CA529967A
Other languages
French (fr)
Inventor
M. Deloraine Edmond
J. B. Lair Jean
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.)
International Standard Electric Corp
Original Assignee
International Standard Electric Corp
Publication date
Application granted granted Critical
Publication of CA529967A publication Critical patent/CA529967A/en
Expired legal-status Critical Current

Links

CA529967A Telephone exchange network Expired CA529967A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CA529967T

Publications (1)

Publication Number Publication Date
CA529967A true CA529967A (en) 1956-09-04

Family

ID=35683716

Family Applications (1)

Application Number Title Priority Date Filing Date
CA529967A Expired CA529967A (en) Telephone exchange network

Country Status (1)

Country Link
CA (1) CA529967A (en)

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