FR487173A - Improvements to repeaters for automatic telephony - Google Patents

Improvements to repeaters for automatic telephony

Info

Publication number
FR487173A
FR487173A FR487173DA FR487173A FR 487173 A FR487173 A FR 487173A FR 487173D A FR487173D A FR 487173DA FR 487173 A FR487173 A FR 487173A
Authority
FR
France
Prior art keywords
repeaters
automatic telephony
telephony
automatic
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 FR487173A publication Critical patent/FR487173A/en
Expired legal-status Critical Current

Links

FR487173D 1916-02-09 1916-12-27 Improvements to repeaters for automatic telephony Expired FR487173A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US487173XA 1916-02-09 1916-02-09

Publications (1)

Publication Number Publication Date
FR487173A true FR487173A (en) 1918-06-12

Family

ID=43351769

Family Applications (1)

Application Number Title Priority Date Filing Date
FR487173D Expired FR487173A (en) 1916-02-09 1916-12-27 Improvements to repeaters for automatic telephony

Country Status (1)

Country Link
FR (1) FR487173A (en)

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