CA497260A - Service de telephone prive - Google Patents

Service de telephone prive

Info

Publication number
CA497260A
CA497260A CA497260A CA497260DA CA497260A CA 497260 A CA497260 A CA 497260A CA 497260 A CA497260 A CA 497260A CA 497260D A CA497260D A CA 497260DA CA 497260 A CA497260 A CA 497260A
Authority
CA
Canada
Prior art keywords
telephone set
subscriber telephone
subscriber
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
CA497260A
Other languages
English (en)
Inventor
Botsford Nelson
J. Aikens Andrew
H. Inglis Alfred
Albert P. Boysen, Jr.
Dietze Eginhard
Walter D. Goodale, 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
Publication date
Application granted granted Critical
Publication of CA497260A publication Critical patent/CA497260A/fr
Expired legal-status Critical Current

Links

CA497260A Service de telephone prive Expired CA497260A (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CA497260T

Publications (1)

Publication Number Publication Date
CA497260A true CA497260A (fr) 1953-10-27

Family

ID=35642689

Family Applications (1)

Application Number Title Priority Date Filing Date
CA497260A Expired CA497260A (fr) Service de telephone prive

Country Status (1)

Country Link
CA (1) CA497260A (fr)

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