BE431601A - - Google Patents

Info

Publication number
BE431601A
BE431601A BE431601DA BE431601A BE 431601 A BE431601 A BE 431601A BE 431601D A BE431601D A BE 431601DA BE 431601 A BE431601 A BE 431601A
Authority
BE
Belgium
Prior art keywords
line
relay
telephone system
station
office
Prior art date
Application number
Other languages
English (en)
French (fr)
Publication of BE431601A publication Critical patent/BE431601A/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)
BE431601D BE431601A (de)

Publications (1)

Publication Number Publication Date
BE431601A true BE431601A (de)

Family

ID=91357

Family Applications (1)

Application Number Title Priority Date Filing Date
BE431601D BE431601A (de)

Country Status (1)

Country Link
BE (1) BE431601A (de)

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