CA333297A - Systeme telephonique - Google Patents

Systeme telephonique

Info

Publication number
CA333297A
CA333297A CA333297A CA333297DA CA333297A CA 333297 A CA333297 A CA 333297A CA 333297 A CA333297 A CA 333297A CA 333297D A CA333297D A CA 333297DA CA 333297 A CA333297 A CA 333297A
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
CA333297A
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 CA333297A publication Critical patent/CA333297A/fr
Expired legal-status Critical Current

Links

CA333297A Systeme telephonique Expired CA333297A (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CA333297T

Publications (1)

Publication Number Publication Date
CA333297A true CA333297A (fr) 1933-06-13

Family

ID=35296439

Family Applications (1)

Application Number Title Priority Date Filing Date
CA333297A Expired CA333297A (fr) Systeme telephonique

Country Status (1)

Country Link
CA (1) CA333297A (fr)

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