CA167350A - Systeme telephonique - Google Patents

Systeme telephonique

Info

Publication number
CA167350A
CA167350A CA000167350A CA167350DA CA167350A CA 167350 A CA167350 A CA 167350A CA 000167350 A CA000167350 A CA 000167350A CA 167350D A CA167350D A CA 167350DA CA 167350 A CA167350 A CA 167350A
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
CA000167350A
Other languages
English (en)
Inventor
Electrical Properties Limited The
Ralph Leroy Quass
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 CA167350A publication Critical patent/CA167350A/fr
Expired legal-status Critical Current

Links

CA000167350A 1914-11-14 1914-11-14 Systeme telephonique Expired CA167350A (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CA167350T 1914-11-14

Publications (1)

Publication Number Publication Date
CA167350A true CA167350A (fr) 1916-02-01

Family

ID=45287022

Family Applications (1)

Application Number Title Priority Date Filing Date
CA000167350A Expired CA167350A (fr) 1914-11-14 1914-11-14 Systeme telephonique

Country Status (1)

Country Link
CA (1) CA167350A (fr)

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