BE468588A - - Google Patents

Info

Publication number
BE468588A
BE468588A BE468588DA BE468588A BE 468588 A BE468588 A BE 468588A BE 468588D A BE468588D A BE 468588DA BE 468588 A BE468588 A BE 468588A
Authority
BE
Belgium
Prior art keywords
relay
contact
sep
contacts
code
Prior art date
Application number
Other languages
English (en)
French (fr)
Publication of BE468588A publication Critical patent/BE468588A/fr

Links

Classifications

    • HELECTRICITY
    • H04ELECTRIC COMMUNICATION TECHNIQUE
    • H04QSELECTING
    • H04Q3/00Selecting arrangements
    • HELECTRICITY
    • H04ELECTRIC COMMUNICATION TECHNIQUE
    • H04MTELEPHONIC COMMUNICATION
    • H04M19/00Current supply arrangements for telephone systems
    • H04M19/02Current supply arrangements for telephone systems providing ringing current or supervisory tones, e.g. dialling tone or busy tone

Landscapes

  • Engineering & Computer Science (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Signal Processing (AREA)
  • Interface Circuits In Exchanges (AREA)
BE468588D BE468588A (enrdf_load_stackoverflow)

Publications (1)

Publication Number Publication Date
BE468588A true BE468588A (enrdf_load_stackoverflow)

Family

ID=119293

Family Applications (1)

Application Number Title Priority Date Filing Date
BE468588D BE468588A (enrdf_load_stackoverflow)

Country Status (1)

Country Link
BE (1) BE468588A (enrdf_load_stackoverflow)

Similar Documents

Publication Publication Date Title
BE468588A (enrdf_load_stackoverflow)
BE468639A (enrdf_load_stackoverflow)
BE467335A (enrdf_load_stackoverflow)
BE384554A (enrdf_load_stackoverflow)
BE482829A (enrdf_load_stackoverflow)
BE425056A (enrdf_load_stackoverflow)
CH120389A (fr) Installation téléphonique permettant la taxation de connexions de différentes valeurs.
BE474772A (enrdf_load_stackoverflow)
BE332978A (enrdf_load_stackoverflow)
CH207617A (fr) Dispositif répéteur d'impulsions pour installations téléphoniques ou similaires.
BE377986A (enrdf_load_stackoverflow)
BE412135A (enrdf_load_stackoverflow)
BE341574A (enrdf_load_stackoverflow)
BE454860A (enrdf_load_stackoverflow)
BE481072A (enrdf_load_stackoverflow)
BE400690A (enrdf_load_stackoverflow)
CH369171A (fr) Installation de communication téléphonique à concentrateurs de lignes
BE474588A (enrdf_load_stackoverflow)
BE430357A (enrdf_load_stackoverflow)
CH95919A (fr) Installation pour bureau central téléphonique.
BE344462A (enrdf_load_stackoverflow)
BE409407A (enrdf_load_stackoverflow)
BE371832A (enrdf_load_stackoverflow)
BE464787A (enrdf_load_stackoverflow)
CH126081A (fr) Installation téléphonique à commutateurs automatiques.