CA171099A - Telephone system - Google Patents

Telephone system

Info

Publication number
CA171099A
CA171099A CA000171099A CA171099DA CA171099A CA 171099 A CA171099 A CA 171099A CA 000171099 A CA000171099 A CA 000171099A CA 171099D A CA171099D A CA 171099DA CA 171099 A CA171099 A CA 171099A
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
CA000171099A
Other languages
French (fr)
Inventor
Charles J. Erickson
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 Electric Co
Original Assignee
Automatic Electric Co
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by Automatic Electric Co filed Critical Automatic Electric Co
Application granted granted Critical
Publication of CA171099A publication Critical patent/CA171099A/en
Expired legal-status Critical Current

Links

CA000171099A 1913-05-14 1913-05-14 Telephone system Expired CA171099A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CA171099T 1913-05-14

Publications (1)

Publication Number Publication Date
CA171099A true CA171099A (en) 1916-08-01

Family

ID=45290761

Family Applications (1)

Application Number Title Priority Date Filing Date
CA000171099A Expired CA171099A (en) 1913-05-14 1913-05-14 Telephone system

Country Status (1)

Country Link
CA (1) CA171099A (en)

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