BE489601A - - Google Patents

Info

Publication number
BE489601A
BE489601A BE489601DA BE489601A BE 489601 A BE489601 A BE 489601A BE 489601D A BE489601D A BE 489601DA BE 489601 A BE489601 A BE 489601A
Authority
BE
Belgium
Prior art keywords
selector
circuit
rest
line
recorder
Prior art date
Application number
Other languages
English (en)
French (fr)
Publication of BE489601A publication Critical patent/BE489601A/fr

Links

Classifications

    • HELECTRICITY
    • H04ELECTRIC COMMUNICATION TECHNIQUE
    • H04QSELECTING
    • H04Q1/00Details of selecting apparatus or arrangements
    • H04Q1/18Electrical details
    • HELECTRICITY
    • H04ELECTRIC COMMUNICATION TECHNIQUE
    • H04QSELECTING
    • H04Q3/00Selecting arrangements

Landscapes

  • Engineering & Computer Science (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Monitoring And Testing Of Exchanges (AREA)
BE489601D BE489601A (https=)

Publications (1)

Publication Number Publication Date
BE489601A true BE489601A (https=)

Family

ID=134513

Family Applications (1)

Application Number Title Priority Date Filing Date
BE489601D BE489601A (https=)

Country Status (1)

Country Link
BE (1) BE489601A (https=)

Similar Documents

Publication Publication Date Title
BE489601A (https=)
BE449804A (fr) Système de télécommunication pour l'etablissement de connescions
BE336765A (https=)
BE467644A (https=)
BE350916A (https=)
BE491463A (https=)
BE464914A (https=)
CH106672A (fr) Installation téléphonique pour bureau central à commutateurs automatiques.
BE341578A (https=)
BE481263A (https=)
BE420417A (https=)
BE335635A (https=)
BE347524A (https=)
BE413526A (https=)
CH272954A (fr) Installation téléphonique automatique.
BE340847A (https=)
BE351277A (https=)
BE354615A (https=)
BE361469A (https=)
BE400690A (https=)
BE469508A (https=)
BE482060A (https=)
BE416389A (https=)
BE428087A (https=)
BE414551A (https=)