CA413326A - Telephone system - Google Patents

Telephone system

Info

Publication number
CA413326A
CA413326A CA413326A CA413326DA CA413326A CA 413326 A CA413326 A CA 413326A CA 413326 A CA413326 A CA 413326A CA 413326D A CA413326D A CA 413326DA CA 413326 A CA413326 A CA 413326A
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
CA413326A
Other languages
French (fr)
Inventor
Sigford Peterson Edward
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.)
Associated Electric Laboratories Inc
Original Assignee
Associated Electric Laboratories Inc
Publication date
Application granted granted Critical
Publication of CA413326A publication Critical patent/CA413326A/en
Expired legal-status Critical Current

Links

CA413326A Telephone system Expired CA413326A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CA413326T

Publications (1)

Publication Number Publication Date
CA413326A true CA413326A (en) 1943-06-22

Family

ID=35522500

Family Applications (1)

Application Number Title Priority Date Filing Date
CA413326A Expired CA413326A (en) Telephone system

Country Status (1)

Country Link
CA (1) CA413326A (en)

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