BE352110A - - Google Patents

Info

Publication number
BE352110A
BE352110A BE352110DA BE352110A BE 352110 A BE352110 A BE 352110A BE 352110D A BE352110D A BE 352110DA BE 352110 A BE352110 A BE 352110A
Authority
BE
Belgium
Prior art keywords
relay
line
circuit
switch
operator
Prior art date
Application number
Other languages
English (en)
French (fr)
Publication of BE352110A publication Critical patent/BE352110A/fr

Links

Classifications

    • HELECTRICITY
    • H04ELECTRIC COMMUNICATION TECHNIQUE
    • H04MTELEPHONIC COMMUNICATION
    • H04M3/00Automatic or semi-automatic exchanges
    • H04M3/60Semi-automatic systems, i.e. in which the numerical selection of the outgoing line is under the control of an operator

Landscapes

  • Engineering & Computer Science (AREA)
  • Signal Processing (AREA)
  • Interface Circuits In Exchanges (AREA)
BE352110D BE352110A (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html)

Publications (1)

Publication Number Publication Date
BE352110A true BE352110A (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html)

Family

ID=26926

Family Applications (1)

Application Number Title Priority Date Filing Date
BE352110D BE352110A (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html)

Country Status (1)

Country Link
BE (1) BE352110A (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html)

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