CA167858A - Telephone system - Google Patents

Telephone system

Info

Publication number
CA167858A
CA167858A CA000167858A CA167858DA CA167858A CA 167858 A CA167858 A CA 167858A CA 000167858 A CA000167858 A CA 000167858A CA 167858D A CA167858D A CA 167858DA CA 167858 A CA167858 A CA 167858A
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
CA000167858A
Other languages
French (fr)
Inventor
Alben E. Lundell
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 CA167858A publication Critical patent/CA167858A/en
Expired legal-status Critical Current

Links

CA000167858A 1915-04-15 1915-04-15 Telephone system Expired CA167858A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CA167858T 1915-04-15

Publications (1)

Publication Number Publication Date
CA167858A true CA167858A (en) 1916-02-29

Family

ID=45287528

Family Applications (1)

Application Number Title Priority Date Filing Date
CA000167858A Expired CA167858A (en) 1915-04-15 1915-04-15 Telephone system

Country Status (1)

Country Link
CA (1) CA167858A (en)

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