CH540617A - Münzfernsprecher - Google Patents

Münzfernsprecher

Info

Publication number
CH540617A
CH540617A CH30172A CH30172A CH540617A CH 540617 A CH540617 A CH 540617A CH 30172 A CH30172 A CH 30172A CH 30172 A CH30172 A CH 30172A CH 540617 A CH540617 A CH 540617A
Authority
CH
Switzerland
Prior art keywords
pay phone
pay
phone
Prior art date
Application number
CH30172A
Other languages
English (en)
Inventor
Beroud Bernard
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
Priority to CH30172A priority Critical patent/CH540617A/de
Priority to DE19722206049D priority patent/DE2206049B1/de
Publication of CH540617A publication Critical patent/CH540617A/de

Links

Classifications

    • G—PHYSICS
    • G07—CHECKING-DEVICES
    • G07F—COIN-FREED OR LIKE APPARATUS
    • G07F5/00—Coin-actuated mechanisms; Interlocks
    • G07F5/10—Coin-actuated mechanisms; Interlocks actuated electrically by the coin, e.g. by a single coin
    • G07F5/12—Coin-actuated mechanisms; Interlocks actuated electrically by the coin, e.g. by a single coin wherein two or more coins of the same denomination are required for each transaction
    • 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
    • H04M17/023—Circuit arrangements

Landscapes

  • Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Computer Security & Cryptography (AREA)
  • Signal Processing (AREA)
  • Prepayment Telephone Systems (AREA)
CH30172A 1972-01-10 1972-01-10 Münzfernsprecher CH540617A (de)

Priority Applications (2)

Application Number Priority Date Filing Date Title
CH30172A CH540617A (de) 1972-01-10 1972-01-10 Münzfernsprecher
DE19722206049D DE2206049B1 (de) 1972-01-10 1972-02-04 Münzfernsprecher

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CH30172A CH540617A (de) 1972-01-10 1972-01-10 Münzfernsprecher

Publications (1)

Publication Number Publication Date
CH540617A true CH540617A (de) 1973-08-15

Family

ID=4183871

Family Applications (1)

Application Number Title Priority Date Filing Date
CH30172A CH540617A (de) 1972-01-10 1972-01-10 Münzfernsprecher

Country Status (2)

Country Link
CH (1) CH540617A (de)
DE (1) DE2206049B1 (de)

Also Published As

Publication number Publication date
DE2206049B1 (de) 1973-05-10

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Legal Events

Date Code Title Description
PL Patent ceased