BE418363A - - Google Patents

Info

Publication number
BE418363A
BE418363A BE418363DA BE418363A BE 418363 A BE418363 A BE 418363A BE 418363D A BE418363D A BE 418363DA BE 418363 A BE418363 A BE 418363A
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 BE418363A publication Critical patent/BE418363A/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
    • H04M17/023—Circuit arrangements
    • 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)
BE418363D 1935-11-14 BE418363A (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE490660X 1935-11-14

Publications (1)

Publication Number Publication Date
BE418363A true BE418363A (fr)

Family

ID=6544142

Family Applications (1)

Application Number Title Priority Date Filing Date
BE418363D BE418363A (fr) 1935-11-14

Country Status (4)

Country Link
BE (1) BE418363A (fr)
FR (1) FR813238A (fr)
GB (1) GB490660A (fr)
NL (1) NL44678C (fr)

Also Published As

Publication number Publication date
NL44678C (fr)
GB490660A (en) 1938-08-16
FR813238A (fr) 1937-05-28

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