CA165220A - Systeme de telephone - Google Patents

Systeme de telephone

Info

Publication number
CA165220A
CA165220A CA165220DA CA165220A CA 165220 A CA165220 A CA 165220A CA 165220D A CA165220D A CA 165220DA CA 165220 A CA165220 A CA 165220A
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
Other languages
English (en)
Inventor
Elmer R. Corwin
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.)
FRANK B COOK Co
Original Assignee
FRANK B COOK Co
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by FRANK B COOK Co filed Critical FRANK B COOK Co
Application granted granted Critical
Publication of CA165220A publication Critical patent/CA165220A/fr
Expired legal-status Critical Current

Links

CA165220D 1912-10-14 1912-10-14 Systeme de telephone Expired CA165220A (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CA165220T 1912-10-14

Publications (1)

Publication Number Publication Date
CA165220A true CA165220A (fr) 1915-10-05

Family

ID=45284900

Family Applications (1)

Application Number Title Priority Date Filing Date
CA165220D Expired CA165220A (fr) 1912-10-14 1912-10-14 Systeme de telephone

Country Status (1)

Country Link
CA (1) CA165220A (fr)

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