BE400690A - - Google Patents

Info

Publication number
BE400690A
BE400690A BE400690DA BE400690A BE 400690 A BE400690 A BE 400690A BE 400690D A BE400690D A BE 400690DA BE 400690 A BE400690 A BE 400690A
Authority
BE
Belgium
Prior art keywords
relay
line
circuit
switch
calling
Prior art date
Application number
Other languages
English (en)
French (fr)
Publication of BE400690A publication Critical patent/BE400690A/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)
BE400690D BE400690A (pl)

Publications (1)

Publication Number Publication Date
BE400690A true BE400690A (pl)

Family

ID=66760

Family Applications (1)

Application Number Title Priority Date Filing Date
BE400690D BE400690A (pl)

Country Status (1)

Country Link
BE (1) BE400690A (pl)

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