CA167348A - Systeme telephonique - Google Patents

Systeme telephonique

Info

Publication number
CA167348A
CA167348A CA000167348A CA167348DA CA167348A CA 167348 A CA167348 A CA 167348A CA 000167348 A CA000167348 A CA 000167348A CA 167348D A CA167348D A CA 167348DA CA 167348 A CA167348 A CA 167348A
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
CA000167348A
Other languages
English (en)
Inventor
Electrical Properties Limited The
Samuel B. Williams Jr.
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 CA167348A publication Critical patent/CA167348A/fr
Expired legal-status Critical Current

Links

CA000167348A 1914-09-08 1914-09-08 Systeme telephonique Expired CA167348A (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CA167348T 1914-09-08

Publications (1)

Publication Number Publication Date
CA167348A true CA167348A (fr) 1916-02-01

Family

ID=45287020

Family Applications (1)

Application Number Title Priority Date Filing Date
CA000167348A Expired CA167348A (fr) 1914-09-08 1914-09-08 Systeme telephonique

Country Status (1)

Country Link
CA (1) CA167348A (fr)

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