NL51758C - - Google Patents

Info

Publication number
NL51758C
NL51758C NL51758DA NL51758C NL 51758 C NL51758 C NL 51758C NL 51758D A NL51758D A NL 51758DA NL 51758 C NL51758 C NL 51758C
Authority
NL
Netherlands
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 NL51758C publication Critical patent/NL51758C/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

Landscapes

  • Engineering & Computer Science (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Computer Security & Cryptography (AREA)
  • Signal Processing (AREA)
  • Control Of Vending Devices And Auxiliary Devices For Vending Devices (AREA)
NL51758D 1937-12-24 NL51758C (enrdf_load_stackoverflow)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE499270X 1937-12-24

Publications (1)

Publication Number Publication Date
NL51758C true NL51758C (enrdf_load_stackoverflow)

Family

ID=6545438

Family Applications (1)

Application Number Title Priority Date Filing Date
NL51758D NL51758C (enrdf_load_stackoverflow) 1937-12-24

Country Status (3)

Country Link
FR (1) FR838943A (enrdf_load_stackoverflow)
GB (1) GB499270A (enrdf_load_stackoverflow)
NL (1) NL51758C (enrdf_load_stackoverflow)

Also Published As

Publication number Publication date
GB499270A (en) 1939-01-20
FR838943A (fr) 1939-03-20

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