BE476269A - - Google Patents

Info

Publication number
BE476269A
BE476269A BE476269DA BE476269A BE 476269 A BE476269 A BE 476269A BE 476269D A BE476269D A BE 476269DA BE 476269 A BE476269 A BE 476269A
Authority
BE
Belgium
Prior art keywords
relay
wire
line
lines
outgoing
Prior art date
Application number
Other languages
English (en)
French (fr)
Publication of BE476269A publication Critical patent/BE476269A/fr

Links

Classifications

    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04Q—SELECTING
    • H04Q3/00—Selecting arrangements
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04M—TELEPHONIC COMMUNICATION
    • H04M3/00—Automatic or semi-automatic exchanges
    • H04M3/60—Semi-automatic systems, i.e. in which the numerical selection of the outgoing line is under the control of an operator

Landscapes

  • Engineering & Computer Science (AREA)
  • Signal Processing (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Cable Transmission Systems, Equalization Of Radio And Reduction Of Echo (AREA)
BE476269D BE476269A (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html)

Publications (1)

Publication Number Publication Date
BE476269A true BE476269A (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html)

Family

ID=124709

Family Applications (1)

Application Number Title Priority Date Filing Date
BE476269D BE476269A (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html)

Country Status (1)

Country Link
BE (1) BE476269A (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html)

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