CA229412A - Telephone system - Google Patents

Telephone system

Info

Publication number
CA229412A
CA229412A CA229412A CA229412DA CA229412A CA 229412 A CA229412 A CA 229412A CA 229412 A CA229412 A CA 229412A CA 229412D A CA229412D A CA 229412DA CA 229412 A CA229412 A CA 229412A
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
CA229412A
Other languages
French (fr)
Inventor
Samuel B. Williams, Jr.
E. Hinrichsen Edward
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
Original Assignee
INTERNATIONAL WESTERN ELECTRIC Co
Publication date
Application granted granted Critical
Publication of CA229412A publication Critical patent/CA229412A/en
Expired legal-status Critical Current

Links

CA229412A Telephone system Expired CA229412A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CA229412T

Publications (1)

Publication Number Publication Date
CA229412A true CA229412A (en) 1923-03-06

Family

ID=35126785

Family Applications (1)

Application Number Title Priority Date Filing Date
CA229412A Expired CA229412A (en) Telephone system

Country Status (1)

Country Link
CA (1) CA229412A (en)

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