BE388787A - - Google Patents

Info

Publication number
BE388787A
BE388787A BE388787DA BE388787A BE 388787 A BE388787 A BE 388787A BE 388787D A BE388787D A BE 388787DA BE 388787 A BE388787 A BE 388787A
Authority
BE
Belgium
Prior art keywords
subscriber
call
office
operator
relay
Prior art date
Application number
Other languages
English (en)
French (fr)
Publication of BE388787A publication Critical patent/BE388787A/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)
BE388787D BE388787A (pl)

Publications (1)

Publication Number Publication Date
BE388787A true BE388787A (pl)

Family

ID=57011

Family Applications (1)

Application Number Title Priority Date Filing Date
BE388787D BE388787A (pl)

Country Status (1)

Country Link
BE (1) BE388787A (pl)

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