CH228347A - Appareil téléphonique à paiement préalable. - Google Patents

Appareil téléphonique à paiement préalable.

Info

Publication number
CH228347A
CH228347A CH228347DA CH228347A CH 228347 A CH228347 A CH 228347A CH 228347D A CH228347D A CH 228347DA CH 228347 A CH228347 A CH 228347A
Authority
CH
Switzerland
Prior art keywords
telephone device
advance payment
payment
advance
telephone
Prior art date
Application number
Other languages
English (en)
Inventor
Sodeco Societe Des Comp Geneve
Original Assignee
Sodeco Compteurs De Geneve
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 Sodeco Compteurs De Geneve filed Critical Sodeco Compteurs De Geneve
Publication of CH228347A publication Critical patent/CH228347A/fr

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

Landscapes

  • Engineering & Computer Science (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Computer Security & Cryptography (AREA)
  • Signal Processing (AREA)
  • Prepayment Telephone Systems (AREA)
CH228347D 1942-01-15 1942-01-15 Appareil téléphonique à paiement préalable. CH228347A (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CH595708X 1942-01-15

Publications (1)

Publication Number Publication Date
CH228347A true CH228347A (fr) 1943-08-15

Family

ID=4522415

Family Applications (1)

Application Number Title Priority Date Filing Date
CH228347D CH228347A (fr) 1942-01-15 1942-01-15 Appareil téléphonique à paiement préalable.

Country Status (4)

Country Link
CH (1) CH228347A (fr)
DE (1) DE874473C (fr)
FR (1) FR890384A (fr)
GB (1) GB595708A (fr)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2602119A (en) * 1947-10-15 1952-07-01 Automatic Elect Lab Pay station time signal

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3352971A (en) * 1967-11-14 System for charging amounts recorded by consumption and service-meters
US2889404A (en) * 1952-03-24 1959-06-02 Oglietti Giovanni Token-operated telephone for automatic local calls and automatic and manual long-distance calls

Family Cites Families (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
AT114344B (de) * 1927-10-10 1929-09-25 Telephon Automaten Ges M B H Einrichtung für Telephonzellen zur Verhinderung unbezahlter Gespräche.
DE548675C (de) * 1930-08-14 1932-04-16 Zwietusch E & Co Gmbh Schaltungsanordnung fuer Muenzfernsprecher in Verbindung mit Selbstanschluss-Fernsprechanlagen mit Gebuehrenabstufung und Zeitbegrenzung
NL41476C (fr) * 1933-07-12
DE673735C (de) * 1937-01-26 1939-03-29 Zwietusch E & Co Gmbh Schaltungsanordnung zur Begrenzung der Gespraechsdauer fuer Fernsprechstellen mit Selbstbelastungseinrichtungen
CH204653A (de) * 1938-04-09 1939-05-15 Siemens Ag Albis Fernsprechanlage mit Münzfernsprecher.
DE709627C (de) * 1938-04-16 1941-08-22 Zwietusch E & Co Gmbh Muenzfernsprecher mit selbsttaetiger Gebuehrenerhebung nach Zeit und Zone

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2602119A (en) * 1947-10-15 1952-07-01 Automatic Elect Lab Pay station time signal

Also Published As

Publication number Publication date
DE874473C (de) 1953-04-23
GB595708A (en) 1947-12-15
FR890384A (fr) 1944-02-07

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