BE374627A - - Google Patents

Info

Publication number
BE374627A
BE374627A BE374627DA BE374627A BE 374627 A BE374627 A BE 374627A BE 374627D A BE374627D A BE 374627DA BE 374627 A BE374627 A BE 374627A
Authority
BE
Belgium
Prior art keywords
relay
telephone system
intended
switch
magnet
Prior art date
Application number
Other languages
English (en)
French (fr)
Publication of BE374627A publication Critical patent/BE374627A/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)
BE374627D BE374627A (ja�@�@)

Publications (1)

Publication Number Publication Date
BE374627A true BE374627A (ja�@�@)

Family

ID=45368

Family Applications (1)

Application Number Title Priority Date Filing Date
BE374627D BE374627A (ja�@�@)

Country Status (1)

Country Link
BE (1) BE374627A (ja�@�@)

Similar Documents

Publication Publication Date Title
BE374627A (ja�@�@)
BE449804A (fr) Système de télécommunication pour l'etablissement de connescions
BE388900A (ja�@�@)
BE388990A (ja�@�@)
BE336765A (ja�@�@)
CH98443A (fr) Installation téléphonique comprenant un bureau central semi-automatique.
BE350916A (ja�@�@)
BE427716A (ja�@�@)
BE348097A (ja�@�@)
BE482797A (ja�@�@)
BE374262A (ja�@�@)
BE335013A (ja�@�@)
BE360598A (ja�@�@)
BE504197A (ja�@�@)
BE526392A (ja�@�@)
BE425704A (ja�@�@)
BE426842A (ja�@�@)
CH95435A (fr) Installation téléphonique semi-automatique.
BE335635A (ja�@�@)
CH95304A (fr) Installation pour bureaux centraux téléphoniques.
BE372105A (ja�@�@)
BE356127A (ja�@�@)
BE376368A (ja�@�@)
BE347734A (ja�@�@)
BE347074A (ja�@�@)