FR30871E - Poste téléphonique automatique - Google Patents

Poste téléphonique automatique

Info

Publication number
FR30871E
FR30871E FR30871DA FR30871E FR 30871 E FR30871 E FR 30871E FR 30871D A FR30871D A FR 30871DA FR 30871 E FR30871 E FR 30871E
Authority
FR
France
Prior art keywords
telephone set
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
English (en)
Inventor
Louis Chabaud
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 filed Critical
Application granted granted Critical
Publication of FR30871E publication Critical patent/FR30871E/fr
Expired legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04M—TELEPHONIC COMMUNICATION
    • H04M17/00—Prepayment of wireline communication systems, wireless communication systems or telephone systems
    • H04M17/02—Coin-freed or check-freed systems, e.g. mobile- or card-operated phones, public telephones or booths
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04M—TELEPHONIC COMMUNICATION
    • H04M15/00—Arrangements for metering, time-control or time indication ; Metering, charging or billing arrangements for voice wireline or wireless communications, e.g. VoIP
    • H04M15/28—Arrangements for metering, time-control or time indication ; Metering, charging or billing arrangements for voice wireline or wireless communications, e.g. VoIP with meter at substation or with calculation of charges at terminal

Landscapes

  • Engineering & Computer Science (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Signal Processing (AREA)
  • Computer Security & Cryptography (AREA)
FR30871D 1925-08-01 1925-08-01 Poste téléphonique automatique Expired FR30871E (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR30871T 1925-08-01

Publications (1)

Publication Number Publication Date
FR30871E true FR30871E (fr) 1926-10-04

Family

ID=8668742

Family Applications (2)

Application Number Title Priority Date Filing Date
FR591904D Expired FR591904A (fr) 1925-08-01 1924-12-31 Poste téléphonique automatique
FR30871D Expired FR30871E (fr) 1925-08-01 1925-08-01 Poste téléphonique automatique

Family Applications Before (1)

Application Number Title Priority Date Filing Date
FR591904D Expired FR591904A (fr) 1925-08-01 1924-12-31 Poste téléphonique automatique

Country Status (1)

Country Link
FR (2) FR591904A (fr)

Also Published As

Publication number Publication date
FR591904A (fr) 1925-07-21

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