CA844063A - Telephone switching system - Google Patents

Telephone switching system

Info

Publication number
CA844063A
CA844063A CA844063A CA844063DA CA844063A CA 844063 A CA844063 A CA 844063A CA 844063 A CA844063 A CA 844063A CA 844063D A CA844063D A CA 844063DA CA 844063 A CA844063 A CA 844063A
Authority
CA
Canada
Prior art keywords
switching system
telephone switching
telephone
switching
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
CA844063A
Inventor
W. Downing Randall
F. May Harold
Ulrich Werner
F. Taylor Frank
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.)
AT&T Corp
Original Assignee
Western Electric Co Inc
Publication date
Application granted granted Critical
Publication of CA844063A publication Critical patent/CA844063A/en
Expired legal-status Critical Current

Links

CA844063A Telephone switching system Expired CA844063A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CA844063T

Publications (1)

Publication Number Publication Date
CA844063A true CA844063A (en) 1970-06-09

Family

ID=36328275

Family Applications (1)

Application Number Title Priority Date Filing Date
CA844063A Expired CA844063A (en) Telephone switching system

Country Status (1)

Country Link
CA (1) CA844063A (en)

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