CA165218A - Systeme telephonique - Google Patents

Systeme telephonique

Info

Publication number
CA165218A
CA165218A CA165218DA CA165218A CA 165218 A CA165218 A CA 165218A CA 165218D A CA165218D A CA 165218DA CA 165218 A CA165218 A CA 165218A
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 CA165218A publication Critical patent/CA165218A/fr
Expired legal-status Critical Current

Links

CA165218D 1912-10-09 1912-10-09 Systeme telephonique Expired CA165218A (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CA165218T 1912-10-09

Publications (1)

Publication Number Publication Date
CA165218A true CA165218A (fr) 1915-10-05

Family

ID=45284898

Family Applications (1)

Application Number Title Priority Date Filing Date
CA165218D Expired CA165218A (fr) 1912-10-09 1912-10-09 Systeme telephonique

Country Status (1)

Country Link
CA (1) CA165218A (fr)

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