CA809747A - Telephone system - Google Patents

Telephone system

Info

Publication number
CA809747A
CA809747A CA809747A CA809747DA CA809747A CA 809747 A CA809747 A CA 809747A CA 809747 A CA809747 A CA 809747A CA 809747D A CA809747D A CA 809747DA CA 809747 A CA809747 A CA 809747A
Authority
CA
Canada
Prior art keywords
telephone system
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
CA809747A
Inventor
R. Stevens Thomas
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 CA809747A publication Critical patent/CA809747A/en
Expired legal-status Critical Current

Links

CA809747A Telephone system Expired CA809747A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CA809747T

Publications (1)

Publication Number Publication Date
CA809747A true CA809747A (en) 1969-04-01

Family

ID=36280263

Family Applications (1)

Application Number Title Priority Date Filing Date
CA809747A Expired CA809747A (en) Telephone system

Country Status (1)

Country Link
CA (1) CA809747A (en)

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