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BE469942A - - Google Patents

Info

Publication number
BE469942A
BE469942A BE469942DA BE469942A BE 469942 A BE469942 A BE 469942A BE 469942D A BE469942D A BE 469942DA BE 469942 A BE469942 A BE 469942A
Authority
BE
Belgium
Prior art keywords
relay
switch
line
contacts
circuit
Prior art date
Application number
Other languages
English (en)
French (fr)
Publication of BE469942A publication Critical patent/BE469942A/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)
BE469942D BE469942A (da)

Publications (1)

Publication Number Publication Date
BE469942A true BE469942A (da)

Family

ID=120245

Family Applications (1)

Application Number Title Priority Date Filing Date
BE469942D BE469942A (da)

Country Status (1)

Country Link
BE (1) BE469942A (da)

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