BE427079A - - Google Patents

Info

Publication number
BE427079A
BE427079A BE427079DA BE427079A BE 427079 A BE427079 A BE 427079A BE 427079D A BE427079D A BE 427079DA BE 427079 A BE427079 A BE 427079A
Authority
BE
Belgium
Prior art keywords
relay
line
selector
telephone system
subscriber
Prior art date
Application number
Other languages
English (en)
French (fr)
Publication of BE427079A publication Critical patent/BE427079A/fr

Links

Classifications

    • HELECTRICITY
    • H04ELECTRIC COMMUNICATION TECHNIQUE
    • H04QSELECTING
    • H04Q3/00Selecting arrangements

Landscapes

  • Engineering & Computer Science (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Interface Circuits In Exchanges (AREA)
  • Monitoring And Testing Of Exchanges (AREA)
BE427079D BE427079A (https=)

Publications (1)

Publication Number Publication Date
BE427079A true BE427079A (https=)

Family

ID=87733

Family Applications (1)

Application Number Title Priority Date Filing Date
BE427079D BE427079A (https=)

Country Status (1)

Country Link
BE (1) BE427079A (https=)

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