CA201288A - Telephone system - Google Patents

Telephone system

Info

Publication number
CA201288A
CA201288A CA201288A CA201288DA CA201288A CA 201288 A CA201288 A CA 201288A CA 201288 A CA201288 A CA 201288A CA 201288D A CA201288D A CA 201288DA CA 201288 A CA201288 A CA 201288A
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
CA201288A
Other languages
French (fr)
Inventor
C. Crawford Gustavus
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.)
INTERNATIONAL WESTERN ELECTRIC Co
AT&T Corp
Original Assignee
INTERNATIONAL WESTERN ELECTRIC Co
Western Electric Co Inc
Publication date
Application granted granted Critical
Publication of CA201288A publication Critical patent/CA201288A/en
Expired legal-status Critical Current

Links

CA201288A Telephone system Expired CA201288A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CA201288T

Publications (1)

Publication Number Publication Date
CA201288A true CA201288A (en) 1920-06-22

Family

ID=35075724

Family Applications (1)

Application Number Title Priority Date Filing Date
CA201288A Expired CA201288A (en) Telephone system

Country Status (1)

Country Link
CA (1) CA201288A (en)

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