FR357032A - Système téléphonique à énergie centrale - Google Patents

Système téléphonique à énergie centrale

Info

Publication number
FR357032A
FR357032A FR357032DA FR357032A FR 357032 A FR357032 A FR 357032A FR 357032D A FR357032D A FR 357032DA FR 357032 A FR357032 A FR 357032A
Authority
FR
France
Prior art keywords
telephone system
central energy
energy telephone
central
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
English (en)
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.)
SOC IND DES TELEPHONES CONSTR
Original Assignee
SOC IND DES TELEPHONES CONSTR
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 SOC IND DES TELEPHONES CONSTR filed Critical SOC IND DES TELEPHONES CONSTR
Application granted granted Critical
Publication of FR357032A publication Critical patent/FR357032A/fr
Expired legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04M—TELEPHONIC COMMUNICATION
    • H04M9/00—Arrangements for interconnection not involving centralised switching

Landscapes

  • Engineering & Computer Science (AREA)
  • Signal Processing (AREA)
FR357032D 1905-07-05 1905-07-05 Système téléphonique à énergie centrale Expired FR357032A (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR357032T 1905-07-05

Publications (1)

Publication Number Publication Date
FR357032A true FR357032A (fr) 1905-12-15

Family

ID=1404956

Family Applications (1)

Application Number Title Priority Date Filing Date
FR357032D Expired FR357032A (fr) 1905-07-05 1905-07-05 Système téléphonique à énergie centrale

Country Status (1)

Country Link
FR (1) FR357032A (fr)

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