BE417475A - - Google Patents

Info

Publication number
BE417475A
BE417475A BE417475DA BE417475A BE 417475 A BE417475 A BE 417475A BE 417475D A BE417475D A BE 417475DA BE 417475 A BE417475 A BE 417475A
Authority
BE
Belgium
Prior art keywords
relay
circuit
office
line
call
Prior art date
Application number
Other languages
English (en)
French (fr)
Publication of BE417475A publication Critical patent/BE417475A/fr

Links

Classifications

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

Landscapes

  • Engineering & Computer Science (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Telephonic Communication Services (AREA)
BE417475D BE417475A (ja�@�@)

Publications (1)

Publication Number Publication Date
BE417475A true BE417475A (ja�@�@)

Family

ID=80183

Family Applications (1)

Application Number Title Priority Date Filing Date
BE417475D BE417475A (ja�@�@)

Country Status (1)

Country Link
BE (1) BE417475A (ja�@�@)

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