CA398255A - Telephone system - Google Patents

Telephone system

Info

Publication number
CA398255A
CA398255A CA398255A CA398255DA CA398255A CA 398255 A CA398255 A CA 398255A CA 398255 A CA398255 A CA 398255A CA 398255D A CA398255D A CA 398255DA CA 398255 A CA398255 A CA 398255A
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
CA398255A
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 CA398255A publication Critical patent/CA398255A/en
Expired legal-status Critical Current

Links

CA398255A Telephone system Expired CA398255A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CA398255T

Publications (1)

Publication Number Publication Date
CA398255A true CA398255A (en) 1941-07-29

Family

ID=35408753

Family Applications (1)

Application Number Title Priority Date Filing Date
CA398255A Expired CA398255A (en) Telephone system

Country Status (1)

Country Link
CA (1) CA398255A (en)

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