CA176356A - Telephone system - Google Patents

Telephone system

Info

Publication number
CA176356A
CA176356A CA000176356A CA176356DA CA176356A CA 176356 A CA176356 A CA 176356A CA 000176356 A CA000176356 A CA 000176356A CA 176356D A CA176356D A CA 176356DA CA 176356 A CA176356 A CA 176356A
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
CA000176356A
Other languages
French (fr)
Inventor
Owen Emroy Hill
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
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 Western Electric Co Inc filed Critical Western Electric Co Inc
Application granted granted Critical
Publication of CA176356A publication Critical patent/CA176356A/en
Expired legal-status Critical Current

Links

CA000176356A 1916-06-10 1916-06-10 Telephone system Expired CA176356A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CA176356T 1916-06-10

Publications (1)

Publication Number Publication Date
CA176356A true CA176356A (en) 1917-04-10

Family

ID=45296009

Family Applications (1)

Application Number Title Priority Date Filing Date
CA000176356A Expired CA176356A (en) 1916-06-10 1916-06-10 Telephone system

Country Status (1)

Country Link
CA (1) CA176356A (en)

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