CA325403A - Systeme telephonique - Google Patents

Systeme telephonique

Info

Publication number
CA325403A
CA325403A CA325403A CA325403DA CA325403A CA 325403 A CA325403 A CA 325403A CA 325403 A CA325403 A CA 325403A CA 325403D A CA325403D A CA 325403DA CA 325403 A CA325403 A CA 325403A
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
CA325403A
Other languages
English (en)
Inventor
Wesley Carpenter Warren
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 CA325403A publication Critical patent/CA325403A/fr
Expired legal-status Critical Current

Links

CA325403A Systeme telephonique Expired CA325403A (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CA325403T

Publications (1)

Publication Number Publication Date
CA325403A true CA325403A (fr) 1932-08-23

Family

ID=35287773

Family Applications (1)

Application Number Title Priority Date Filing Date
CA325403A Expired CA325403A (fr) Systeme telephonique

Country Status (1)

Country Link
CA (1) CA325403A (fr)

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