BE632404A - - Google Patents

Info

Publication number
BE632404A
BE632404A BE632404DA BE632404A BE 632404 A BE632404 A BE 632404A BE 632404D A BE632404D A BE 632404DA BE 632404 A BE632404 A BE 632404A
Authority
BE
Belgium
Application number
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.)
Publication of BE632404A publication Critical patent/BE632404A/xx

Links

Classifications

    • HELECTRICITY
    • H04ELECTRIC COMMUNICATION TECHNIQUE
    • H04MTELEPHONIC COMMUNICATION
    • H04M17/00Prepayment of wireline communication systems, wireless communication systems or telephone systems
    • H04M17/02Coin-freed or check-freed systems, e.g. mobile- or card-operated phones, public telephones or booths
    • H04M17/023Circuit arrangements

Landscapes

  • Engineering & Computer Science (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Computer Security & Cryptography (AREA)
  • Signal Processing (AREA)
  • Prepayment Telephone Systems (AREA)
  • Control Of Vending Devices And Auxiliary Devices For Vending Devices (AREA)
BE632404D 1962-05-16 BE632404A (en:Method)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
NL278487 1962-05-16

Publications (1)

Publication Number Publication Date
BE632404A true BE632404A (en:Method)

Family

ID=19753828

Family Applications (1)

Application Number Title Priority Date Filing Date
BE632404D BE632404A (en:Method) 1962-05-16

Country Status (3)

Country Link
US (1) US3296375A (en:Method)
BE (1) BE632404A (en:Method)
NL (1) NL278487A (en:Method)

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US1349373A (en) * 1916-12-15 1920-08-10 Automatic Electric Co Measured-service telephone system
US2066391A (en) * 1930-12-22 1937-01-05 Associated Telephone Utilities Pay telephone station
US2583783A (en) * 1948-02-03 1952-01-29 Automatic Elect Lab Pay station circuits for automatic telephone systems

Also Published As

Publication number Publication date
NL278487A (en:Method)
US3296375A (en) 1967-01-03

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