BE467952A - - Google Patents

Info

Publication number
BE467952A
BE467952A BE467952DA BE467952A BE 467952 A BE467952 A BE 467952A BE 467952D A BE467952D A BE 467952DA BE 467952 A BE467952 A BE 467952A
Authority
BE
Belgium
Prior art keywords
relay
exchange
line
tandem
operator
Prior art date
Application number
Other languages
English (en)
French (fr)
Publication of BE467952A publication Critical patent/BE467952A/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)
BE467952D BE467952A (https=)

Publications (1)

Publication Number Publication Date
BE467952A true BE467952A (https=)

Family

ID=118834

Family Applications (1)

Application Number Title Priority Date Filing Date
BE467952D BE467952A (https=)

Country Status (1)

Country Link
BE (1) BE467952A (https=)

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