NL52169C - - Google Patents

Info

Publication number
NL52169C
NL52169C NL52169DA NL52169C NL 52169 C NL52169 C NL 52169C NL 52169D A NL52169D A NL 52169DA NL 52169 C NL52169 C NL 52169C
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 NL52169C publication Critical patent/NL52169C/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

Landscapes

  • Engineering & Computer Science (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Computer Security & Cryptography (AREA)
  • Signal Processing (AREA)
NL52169D 1938-12-10 NL52169C (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE215254X 1938-12-10

Publications (1)

Publication Number Publication Date
NL52169C true NL52169C (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html)

Family

ID=5823036

Family Applications (1)

Application Number Title Priority Date Filing Date
NL52169D NL52169C (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) 1938-12-10

Country Status (3)

Country Link
CH (1) CH215254A (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html)
FR (1) FR865034A (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html)
NL (1) NL52169C (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html)

Also Published As

Publication number Publication date
FR865034A (fr) 1941-05-12
CH215254A (de) 1941-06-15

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