FR453318A - Individual line telephone system - Google Patents

Individual line telephone system

Info

Publication number
FR453318A
FR453318A FR453318DA FR453318A FR 453318 A FR453318 A FR 453318A FR 453318D A FR453318D A FR 453318DA FR 453318 A FR453318 A FR 453318A
Authority
FR
France
Prior art keywords
telephone system
line telephone
individual line
individual
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
French (fr)
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 FR453318A publication Critical patent/FR453318A/en
Expired legal-status Critical Current

Links

FR453318D 1912-01-25 1913-01-18 Individual line telephone system Expired FR453318A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US453318XA 1912-01-25 1912-01-25

Publications (1)

Publication Number Publication Date
FR453318A true FR453318A (en) 1913-06-05

Family

ID=43351005

Family Applications (1)

Application Number Title Priority Date Filing Date
FR453318D Expired FR453318A (en) 1912-01-25 1913-01-18 Individual line telephone system

Country Status (1)

Country Link
FR (1) FR453318A (en)

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