BE422189A - - Google Patents

Info

Publication number
BE422189A
BE422189A BE422189DA BE422189A BE 422189 A BE422189 A BE 422189A BE 422189D A BE422189D A BE 422189DA BE 422189 A BE422189 A BE 422189A
Authority
BE
Belgium
Prior art keywords
relay
circuit
line
relays
wire
Prior art date
Application number
Other languages
English (en)
French (fr)
Publication of BE422189A publication Critical patent/BE422189A/fr

Links

Classifications

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

Landscapes

  • Engineering & Computer Science (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Interface Circuits In Exchanges (AREA)
BE422189D BE422189A (de)

Publications (1)

Publication Number Publication Date
BE422189A true BE422189A (de)

Family

ID=83907

Family Applications (1)

Application Number Title Priority Date Filing Date
BE422189D BE422189A (de)

Country Status (1)

Country Link
BE (1) BE422189A (de)

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