BE474977A - - Google Patents

Info

Publication number
BE474977A
BE474977A BE474977DA BE474977A BE 474977 A BE474977 A BE 474977A BE 474977D A BE474977D A BE 474977DA BE 474977 A BE474977 A BE 474977A
Authority
BE
Belgium
Prior art keywords
relay
subscriber
wire
earth
office
Prior art date
Application number
Other languages
English (en)
French (fr)
Publication of BE474977A publication Critical patent/BE474977A/fr

Links

Classifications

    • HELECTRICITY
    • H04ELECTRIC COMMUNICATION TECHNIQUE
    • H04QSELECTING
    • H04Q3/00Selecting arrangements

Landscapes

  • Engineering & Computer Science (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Devices For Supply Of Signal Current (AREA)
BE474977D BE474977A (enrdf_load_stackoverflow)

Publications (1)

Publication Number Publication Date
BE474977A true BE474977A (enrdf_load_stackoverflow)

Family

ID=123812

Family Applications (1)

Application Number Title Priority Date Filing Date
BE474977D BE474977A (enrdf_load_stackoverflow)

Country Status (1)

Country Link
BE (1) BE474977A (enrdf_load_stackoverflow)

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