BE410069A - - Google Patents

Info

Publication number
BE410069A
BE410069A BE410069DA BE410069A BE 410069 A BE410069 A BE 410069A BE 410069D A BE410069D A BE 410069DA BE 410069 A BE410069 A BE 410069A
Authority
BE
Belgium
Prior art keywords
relay
telephone system
switch
pulses
circuit
Prior art date
Application number
Other languages
English (en)
French (fr)
Publication of BE410069A publication Critical patent/BE410069A/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)
  • Sub-Exchange Stations And Push- Button Telephones (AREA)
BE410069D BE410069A (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html)

Publications (1)

Publication Number Publication Date
BE410069A true BE410069A (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html)

Family

ID=74332

Family Applications (1)

Application Number Title Priority Date Filing Date
BE410069D BE410069A (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html)

Country Status (1)

Country Link
BE (1) BE410069A (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html)

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