CA394866A - Telephone system - Google Patents

Telephone system

Info

Publication number
CA394866A
CA394866A CA394866A CA394866DA CA394866A CA 394866 A CA394866 A CA 394866A CA 394866 A CA394866 A CA 394866A CA 394866D A CA394866D A CA 394866DA CA 394866 A CA394866 A CA 394866A
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
CA394866A
Other languages
French (fr)
Inventor
John Scudder Frederick
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 CA394866A publication Critical patent/CA394866A/en
Expired legal-status Critical Current

Links

CA394866A Telephone system Expired CA394866A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CA394866T

Publications (1)

Publication Number Publication Date
CA394866A true CA394866A (en) 1941-02-25

Family

ID=35402327

Family Applications (1)

Application Number Title Priority Date Filing Date
CA394866A Expired CA394866A (en) Telephone system

Country Status (1)

Country Link
CA (1) CA394866A (en)

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