CA179109A - Systeme telephonique - Google Patents

Systeme telephonique

Info

Publication number
CA179109A
CA179109A CA000179109A CA179109DA CA179109A CA 179109 A CA179109 A CA 179109A CA 000179109 A CA000179109 A CA 000179109A CA 179109D A CA179109D A CA 179109DA CA 179109 A CA179109 A CA 179109A
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
CA000179109A
Other languages
English (en)
Inventor
Arthur Bessey Smith
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 CA179109A publication Critical patent/CA179109A/fr
Expired legal-status Critical Current

Links

CA000179109A 1914-08-07 1914-08-07 Systeme telephonique Expired CA179109A (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CA179109T 1914-08-07

Publications (1)

Publication Number Publication Date
CA179109A true CA179109A (fr) 1917-09-04

Family

ID=45298762

Family Applications (1)

Application Number Title Priority Date Filing Date
CA000179109A Expired CA179109A (fr) 1914-08-07 1914-08-07 Systeme telephonique

Country Status (1)

Country Link
CA (1) CA179109A (fr)

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