BE469922A - - Google Patents

Info

Publication number
BE469922A
BE469922A BE469922DA BE469922A BE 469922 A BE469922 A BE 469922A BE 469922D A BE469922D A BE 469922DA BE 469922 A BE469922 A BE 469922A
Authority
BE
Belgium
Prior art keywords
relay
circuit
telephone system
subscriber
telephone
Prior art date
Application number
Other languages
English (en)
French (fr)
Publication of BE469922A publication Critical patent/BE469922A/fr

Links

Classifications

    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04Q—SELECTING
    • H04Q3/00—Selecting arrangements

Landscapes

  • Engineering & Computer Science (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Telephonic Communication Services (AREA)
BE469922D BE469922A (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html)

Publications (1)

Publication Number Publication Date
BE469922A true BE469922A (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html)

Family

ID=120233

Family Applications (1)

Application Number Title Priority Date Filing Date
BE469922D BE469922A (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html)

Country Status (1)

Country Link
BE (1) BE469922A (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html)

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