FR453926A - Telephone system - Google Patents

Telephone system

Info

Publication number
FR453926A
FR453926A FR453926DA FR453926A FR 453926 A FR453926 A FR 453926A FR 453926D A FR453926D A FR 453926DA FR 453926 A FR453926 A FR 453926A
Authority
FR
France
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
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 FR453926A publication Critical patent/FR453926A/en
Expired legal-status Critical Current

Links

FR453926D 1912-10-30 1912-10-30 Telephone system Expired FR453926A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR453926T 1912-10-30

Publications (1)

Publication Number Publication Date
FR453926A true FR453926A (en) 1913-06-21

Family

ID=43351020

Family Applications (1)

Application Number Title Priority Date Filing Date
FR453926D Expired FR453926A (en) 1912-10-30 1912-10-30 Telephone system

Country Status (1)

Country Link
FR (1) FR453926A (en)

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