CA328427A - Telephone system - Google Patents

Telephone system

Info

Publication number
CA328427A
CA328427A CA328427A CA328427DA CA328427A CA 328427 A CA328427 A CA 328427A CA 328427 A CA328427 A CA 328427A CA 328427D A CA328427D A CA 328427DA CA 328427 A CA328427 A CA 328427A
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
CA328427A
Other languages
French (fr)
Inventor
Edward Caswell Arthur
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.)
Automatic Telephone Manufacturing Co Ltd
Original Assignee
Automatic Telephone Manufacturing Co Ltd
Publication date
Application granted granted Critical
Publication of CA328427A publication Critical patent/CA328427A/en
Expired legal-status Critical Current

Links

CA328427A Telephone system Expired CA328427A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CA328427T

Publications (1)

Publication Number Publication Date
CA328427A true CA328427A (en) 1932-12-13

Family

ID=35290797

Family Applications (1)

Application Number Title Priority Date Filing Date
CA328427A Expired CA328427A (en) Telephone system

Country Status (1)

Country Link
CA (1) CA328427A (en)

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