BE368769A - - Google Patents

Info

Publication number
BE368769A
BE368769A BE368769DA BE368769A BE 368769 A BE368769 A BE 368769A BE 368769D A BE368769D A BE 368769DA BE 368769 A BE368769 A BE 368769A
Authority
BE
Belgium
Prior art keywords
sep
relay
contact
auxiliary
circuit
Prior art date
Application number
Other languages
English (en)
French (fr)
Publication of BE368769A publication Critical patent/BE368769A/fr

Links

Classifications

    • HELECTRICITY
    • H04ELECTRIC COMMUNICATION TECHNIQUE
    • H04QSELECTING
    • H04Q3/00Selecting arrangements

Landscapes

  • Engineering & Computer Science (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Exchange Systems With Centralized Control (AREA)
BE368769D BE368769A (en:Method)

Publications (1)

Publication Number Publication Date
BE368769A true BE368769A (en:Method)

Family

ID=40536

Family Applications (1)

Application Number Title Priority Date Filing Date
BE368769D BE368769A (en:Method)

Country Status (1)

Country Link
BE (1) BE368769A (en:Method)

Similar Documents

Publication Publication Date Title
BE368769A (en:Method)
US1174434A (en) Telephone pay-station.
US1895113A (en) Automatic telegraph switching system
BE367844A (en:Method)
US1107138A (en) Automatic telephone-exchange system.
CH106672A (fr) Installation téléphonique pour bureau central à commutateurs automatiques.
CH197731A (fr) Installation de téléphonie.
US1174599A (en) Telephone pay-station.
US1117212A (en) Automatic telephone-exchange apparatus.
US1326212A (en) Telephoste-exchastge
US1232496A (en) Call-distributing system.
BE373940A (en:Method)
BE432949A (en:Method)
US1563630A (en) Telephone system
US1400590A (en) Selective telephone system
BE355261A (en:Method)
BE480494A (en:Method)
BE360997A (en:Method)
BE372322A (en:Method)
CH123422A (fr) Mécanisme d'enregistrement et de commande pour installations téléphoniques automatiques et semi-automatiques.
BE341574A (en:Method)
BE446990A (en:Method)
BE405765A (en:Method)
BE417475A (en:Method)
BE368647A (en:Method)