CA426769A - Systeme telephonique - Google Patents

Systeme telephonique

Info

Publication number
CA426769A
CA426769A CA426769A CA426769DA CA426769A CA 426769 A CA426769 A CA 426769A CA 426769 A CA426769 A CA 426769A CA 426769D A CA426769D A CA 426769DA CA 426769 A CA426769 A CA 426769A
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
CA426769A
Other languages
English (en)
Inventor
Hovland Henry
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 CA426769A publication Critical patent/CA426769A/fr
Expired legal-status Critical Current

Links

CA426769A Systeme telephonique Expired CA426769A (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CA426769T

Publications (1)

Publication Number Publication Date
CA426769A true CA426769A (fr) 1945-04-10

Family

ID=35537797

Family Applications (1)

Application Number Title Priority Date Filing Date
CA426769A Expired CA426769A (fr) Systeme telephonique

Country Status (1)

Country Link
CA (1) CA426769A (fr)

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