BE434220A - - Google Patents

Info

Publication number
BE434220A
BE434220A BE434220DA BE434220A BE 434220 A BE434220 A BE 434220A BE 434220D A BE434220D A BE 434220DA BE 434220 A BE434220 A BE 434220A
Authority
BE
Belgium
Prior art keywords
relay
conversation
circuit
line
lines
Prior art date
Application number
Other languages
English (en)
French (fr)
Publication of BE434220A publication Critical patent/BE434220A/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)
BE434220D BE434220A (https=)

Publications (1)

Publication Number Publication Date
BE434220A true BE434220A (https=)

Family

ID=93427

Family Applications (1)

Application Number Title Priority Date Filing Date
BE434220D BE434220A (https=)

Country Status (1)

Country Link
BE (1) BE434220A (https=)

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