BE475418A - - Google Patents

Info

Publication number
BE475418A
BE475418A BE475418DA BE475418A BE 475418 A BE475418 A BE 475418A BE 475418D A BE475418D A BE 475418DA BE 475418 A BE475418 A BE 475418A
Authority
BE
Belgium
Prior art keywords
relay
decimal
office
contacts
switches
Prior art date
Application number
Other languages
English (en)
French (fr)
Publication of BE475418A publication Critical patent/BE475418A/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)
BE475418D BE475418A (https=)

Publications (1)

Publication Number Publication Date
BE475418A true BE475418A (https=)

Family

ID=124104

Family Applications (1)

Application Number Title Priority Date Filing Date
BE475418D BE475418A (https=)

Country Status (1)

Country Link
BE (1) BE475418A (https=)

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