BE430357A - - Google Patents

Info

Publication number
BE430357A
BE430357A BE430357DA BE430357A BE 430357 A BE430357 A BE 430357A BE 430357D A BE430357D A BE 430357DA BE 430357 A BE430357 A BE 430357A
Authority
BE
Belgium
Prior art keywords
circuit
relay
line
relays
link
Prior art date
Application number
Other languages
English (en)
French (fr)
Publication of BE430357A publication Critical patent/BE430357A/fr

Links

Classifications

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

Landscapes

  • Engineering & Computer Science (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Sub-Exchange Stations And Push- Button Telephones (AREA)
  • Interface Circuits In Exchanges (AREA)
  • Exchange Systems With Centralized Control (AREA)
BE430357D BE430357A (ja)

Publications (1)

Publication Number Publication Date
BE430357A true BE430357A (ja)

Family

ID=90372

Family Applications (1)

Application Number Title Priority Date Filing Date
BE430357D BE430357A (ja)

Country Status (1)

Country Link
BE (1) BE430357A (ja)

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