CA507057A - Telephone circuit - Google Patents

Telephone circuit

Info

Publication number
CA507057A
CA507057A CA507057A CA507057DA CA507057A CA 507057 A CA507057 A CA 507057A CA 507057 A CA507057 A CA 507057A CA 507057D A CA507057D A CA 507057DA CA 507057 A CA507057 A CA 507057A
Authority
CA
Canada
Prior art keywords
telephone circuit
telephone
circuit
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
CA507057A
Other languages
French (fr)
Inventor
F. Hopkins Harris
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 CA507057A publication Critical patent/CA507057A/en
Expired legal-status Critical Current

Links

CA507057A Telephone circuit Expired CA507057A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CA507057T

Publications (1)

Publication Number Publication Date
CA507057A true CA507057A (en) 1954-11-02

Family

ID=35652991

Family Applications (1)

Application Number Title Priority Date Filing Date
CA507057A Expired CA507057A (en) Telephone circuit

Country Status (1)

Country Link
CA (1) CA507057A (en)

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