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CA340474A - Reseau telephonique - Google Patents

Reseau telephonique

Info

Publication number
CA340474A
CA340474A CA340474A CA340474DA CA340474A CA 340474 A CA340474 A CA 340474A CA 340474 A CA340474 A CA 340474A CA 340474D A CA340474D A CA 340474DA CA 340474 A CA340474 A CA 340474A
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
CA340474A
Other languages
English (en)
Inventor
Brandt Walter
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
Publication date
Application granted granted Critical
Publication of CA340474A publication Critical patent/CA340474A/fr
Expired legal-status Critical Current

Links

CA340474A Reseau telephonique Expired CA340474A (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CA340474T

Publications (1)

Publication Number Publication Date
CA340474A true CA340474A (fr) 1934-03-27

Family

ID=35303616

Family Applications (1)

Application Number Title Priority Date Filing Date
CA340474A Expired CA340474A (fr) Reseau telephonique

Country Status (1)

Country Link
CA (1) CA340474A (fr)

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