CA177382A - Telephone system - Google Patents

Telephone system

Info

Publication number
CA177382A
CA177382A CA000177382A CA177382DA CA177382A CA 177382 A CA177382 A CA 177382A CA 000177382 A CA000177382 A CA 000177382A CA 177382D A CA177382D A CA 177382DA CA 177382 A CA177382 A CA 177382A
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
CA000177382A
Other languages
French (fr)
Inventor
William Fondeller
Thomas Shaw
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 CA177382A publication Critical patent/CA177382A/en
Expired legal-status Critical Current

Links

CA000177382A 1915-04-17 1915-04-17 Telephone system Expired CA177382A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CA177382T 1915-04-17

Publications (1)

Publication Number Publication Date
CA177382A true CA177382A (en) 1917-05-29

Family

ID=45297035

Family Applications (1)

Application Number Title Priority Date Filing Date
CA000177382A Expired CA177382A (en) 1915-04-17 1915-04-17 Telephone system

Country Status (1)

Country Link
CA (1) CA177382A (en)

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