FR481428A - Automatic telephone system - Google Patents

Automatic telephone system

Info

Publication number
FR481428A
FR481428A FR481428DA FR481428A FR 481428 A FR481428 A FR 481428A FR 481428D A FR481428D A FR 481428DA FR 481428 A FR481428 A FR 481428A
Authority
FR
France
Prior art keywords
telephone system
automatic telephone
automatic
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.)
Compagnie Francaise Thomson Houston SA
Original Assignee
Compagnie Francaise Thomson Houston SA
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 Compagnie Francaise Thomson Houston SA filed Critical Compagnie Francaise Thomson Houston SA
Application granted granted Critical
Publication of FR481428A publication Critical patent/FR481428A/en
Expired legal-status Critical Current

Links

FR481428D 1914-04-27 1915-04-26 Automatic telephone system Expired FR481428A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US481428XA 1914-04-27 1914-04-27

Publications (1)

Publication Number Publication Date
FR481428A true FR481428A (en) 1916-12-05

Family

ID=43351653

Family Applications (1)

Application Number Title Priority Date Filing Date
FR481428D Expired FR481428A (en) 1914-04-27 1915-04-26 Automatic telephone system

Country Status (1)

Country Link
FR (1) FR481428A (en)

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