BE462260A - - Google Patents

Info

Publication number
BE462260A
BE462260A BE462260DA BE462260A BE 462260 A BE462260 A BE 462260A BE 462260D A BE462260D A BE 462260DA BE 462260 A BE462260 A BE 462260A
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 BE462260A publication Critical patent/BE462260A/xx

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
    • 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)
  • Computer Networks & Wireless Communication (AREA)
  • Computer Security & Cryptography (AREA)
  • Signal Processing (AREA)
  • Prepayment Telephone Systems (AREA)
BE462260D 1944-01-10 BE462260A (enrdf_load_stackoverflow)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CH840861X 1944-01-10

Publications (1)

Publication Number Publication Date
BE462260A true BE462260A (enrdf_load_stackoverflow)

Family

ID=4541238

Family Applications (1)

Application Number Title Priority Date Filing Date
BE462260D BE462260A (enrdf_load_stackoverflow) 1944-01-10

Country Status (3)

Country Link
BE (1) BE462260A (enrdf_load_stackoverflow)
CH (1) CH254410A (enrdf_load_stackoverflow)
DE (1) DE840861C (enrdf_load_stackoverflow)

Also Published As

Publication number Publication date
DE840861C (de) 1952-06-05
CH254410A (de) 1948-04-30

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