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BE352429A - - Google Patents

Info

Publication number
BE352429A
BE352429A BE352429DA BE352429A BE 352429 A BE352429 A BE 352429A BE 352429D A BE352429D A BE 352429DA BE 352429 A BE352429 A BE 352429A
Authority
BE
Belgium
Prior art keywords
relay
line
switch
telephone system
conductor
Prior art date
Application number
Other languages
English (en)
French (fr)
Publication of BE352429A publication Critical patent/BE352429A/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)
BE352429D BE352429A (da)

Publications (1)

Publication Number Publication Date
BE352429A true BE352429A (da)

Family

ID=27195

Family Applications (1)

Application Number Title Priority Date Filing Date
BE352429D BE352429A (da)

Country Status (1)

Country Link
BE (1) BE352429A (da)

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