BE429066A - - Google Patents

Info

Publication number
BE429066A
BE429066A BE429066DA BE429066A BE 429066 A BE429066 A BE 429066A BE 429066D A BE429066D A BE 429066DA BE 429066 A BE429066 A BE 429066A
Authority
BE
Belgium
Prior art keywords
line
relay
central office
circuit
contacts
Prior art date
Application number
Other languages
English (en)
French (fr)
Publication of BE429066A publication Critical patent/BE429066A/fr

Links

Classifications

    • HELECTRICITY
    • H04ELECTRIC COMMUNICATION TECHNIQUE
    • H04LTRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L12/00Data switching networks
    • H04L12/02Details
    • H04L12/04Switchboards

Landscapes

  • Engineering & Computer Science (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Signal Processing (AREA)
  • Interface Circuits In Exchanges (AREA)
BE429066D BE429066A (ja�@�@)

Publications (1)

Publication Number Publication Date
BE429066A true BE429066A (ja�@�@)

Family

ID=89321

Family Applications (1)

Application Number Title Priority Date Filing Date
BE429066D BE429066A (ja�@�@)

Country Status (1)

Country Link
BE (1) BE429066A (ja�@�@)

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