BE405994A - - Google Patents

Info

Publication number
BE405994A
BE405994A BE405994DA BE405994A BE 405994 A BE405994 A BE 405994A BE 405994D A BE405994D A BE 405994DA BE 405994 A BE405994 A BE 405994A
Authority
BE
Belgium
Prior art keywords
switch
automatic
group
semi
selector
Prior art date
Application number
Other languages
English (en)
French (fr)
Publication of BE405994A publication Critical patent/BE405994A/fr

Links

Classifications

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

Landscapes

  • Engineering & Computer Science (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Use Of Switch Circuits For Exchanges And Methods Of Control Of Multiplex Exchanges (AREA)
BE405994D BE405994A (OSRAM)

Publications (1)

Publication Number Publication Date
BE405994A true BE405994A (OSRAM)

Family

ID=71087

Family Applications (1)

Application Number Title Priority Date Filing Date
BE405994D BE405994A (OSRAM)

Country Status (1)

Country Link
BE (1) BE405994A (OSRAM)

Similar Documents

Publication Publication Date Title
BE405994A (OSRAM)
US2249067A (en) Telephone system
BE373940A (OSRAM)
BE369416A (OSRAM)
US1676480A (en) Telephone system
US1355594A (en) Telephone-exchange system
US1376814A (en) Measured-service telephone system
US1294557A (en) Machine-switching telephone-exchange system.
BE350916A (OSRAM)
BE351277A (OSRAM)
US1283413A (en) Telephone-exchange system.
BE432949A (OSRAM)
BE436889A (OSRAM)
BE413526A (OSRAM)
BE489601A (OSRAM)
BE336765A (OSRAM)
BE359702A (OSRAM)
BE482060A (OSRAM)
CH197731A (fr) Installation de téléphonie.
BE341578A (OSRAM)
BE431601A (OSRAM)
BE431965A (OSRAM)
BE370229A (OSRAM)
BE469508A (OSRAM)
BE430406A (OSRAM)