CA173673A - Systeme telephonique - Google Patents

Systeme telephonique

Info

Publication number
CA173673A
CA173673A CA000173673A CA173673DA CA173673A CA 173673 A CA173673 A CA 173673A CA 000173673 A CA000173673 A CA 000173673A CA 173673D A CA173673D A CA 173673DA CA 173673 A CA173673 A CA 173673A
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
CA000173673A
Other languages
English (en)
Inventor
Talbot G. Martin
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.)
Automatic Electric Co
Original Assignee
Automatic 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 Automatic Electric Co filed Critical Automatic Electric Co
Application granted granted Critical
Publication of CA173673A publication Critical patent/CA173673A/fr
Expired legal-status Critical Current

Links

CA000173673A 1913-08-11 1913-08-11 Systeme telephonique Expired CA173673A (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CA173673T 1913-08-11

Publications (1)

Publication Number Publication Date
CA173673A true CA173673A (fr) 1916-12-05

Family

ID=45293326

Family Applications (1)

Application Number Title Priority Date Filing Date
CA000173673A Expired CA173673A (fr) 1913-08-11 1913-08-11 Systeme telephonique

Country Status (1)

Country Link
CA (1) CA173673A (fr)

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