CA426777A - Systeme telephonique - Google Patents

Systeme telephonique

Info

Publication number
CA426777A
CA426777A CA426777A CA426777DA CA426777A CA 426777 A CA426777 A CA 426777A CA 426777 A CA426777 A CA 426777A CA 426777D A CA426777D A CA 426777DA CA 426777 A CA426777 A CA 426777A
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
CA426777A
Other languages
English (en)
Inventor
Nyquist Harry
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
Bell Telephone Laboratories Inc
Publication date
Application granted granted Critical
Publication of CA426777A publication Critical patent/CA426777A/fr
Expired legal-status Critical Current

Links

CA426777A Systeme telephonique Expired CA426777A (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CA426777T

Publications (1)

Publication Number Publication Date
CA426777A true CA426777A (fr) 1945-04-10

Family

ID=35537805

Family Applications (1)

Application Number Title Priority Date Filing Date
CA426777A Expired CA426777A (fr) Systeme telephonique

Country Status (1)

Country Link
CA (1) CA426777A (fr)

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