CA397168A - Dial telephone system - Google Patents

Dial telephone system

Info

Publication number
CA397168A
CA397168A CA397168A CA397168DA CA397168A CA 397168 A CA397168 A CA 397168A CA 397168 A CA397168 A CA 397168A CA 397168D A CA397168D A CA 397168DA CA 397168 A CA397168 A CA 397168A
Authority
CA
Canada
Prior art keywords
telephone system
dial telephone
dial
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
CA397168A
Other languages
French (fr)
Inventor
Wesley Carpenter Warren
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 CA397168A publication Critical patent/CA397168A/en
Expired legal-status Critical Current

Links

CA397168A Dial telephone system Expired CA397168A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CA397168T

Publications (1)

Publication Number Publication Date
CA397168A true CA397168A (en) 1941-06-10

Family

ID=35407690

Family Applications (1)

Application Number Title Priority Date Filing Date
CA397168A Expired CA397168A (en) Dial telephone system

Country Status (1)

Country Link
CA (1) CA397168A (en)

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