CA159898A - Systeme telephonique - Google Patents

Systeme telephonique

Info

Publication number
CA159898A
CA159898A CA000159898A CA159898DA CA159898A CA 159898 A CA159898 A CA 159898A CA 000159898 A CA000159898 A CA 000159898A CA 159898D A CA159898D A CA 159898DA CA 159898 A CA159898 A CA 159898A
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
CA000159898A
Other languages
English (en)
Inventor
Joseph L. Wright
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.)
North Electric Co
Original Assignee
North Electric 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 North Electric Co filed Critical North Electric Co
Application granted granted Critical
Publication of CA159898A publication Critical patent/CA159898A/fr
Expired legal-status Critical Current

Links

CA000159898A 1912-04-16 1912-04-16 Systeme telephonique Expired CA159898A (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CA159898T 1912-04-16

Publications (1)

Publication Number Publication Date
CA159898A true CA159898A (fr) 1915-01-05

Family

ID=45279602

Family Applications (1)

Application Number Title Priority Date Filing Date
CA000159898A Expired CA159898A (fr) 1912-04-16 1912-04-16 Systeme telephonique

Country Status (1)

Country Link
CA (1) CA159898A (fr)

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