SE180928C1 - - Google Patents

Info

Publication number
SE180928C1
SE180928C1 SE180928DA SE180928C1 SE 180928 C1 SE180928 C1 SE 180928C1 SE 180928D A SE180928D A SE 180928DA SE 180928 C1 SE180928 C1 SE 180928C1
Authority
SE
Sweden
Prior art keywords
selector
group
input
line
groups
Prior art date
Application number
Other languages
English (en)
Swedish (sv)
Publication date
Publication of SE180928C1 publication Critical patent/SE180928C1/sv

Links

Landscapes

  • Use Of Switch Circuits For Exchanges And Methods Of Control Of Multiplex Exchanges (AREA)
SE180928D SE180928C1 (https=)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
SE180928T

Publications (1)

Publication Number Publication Date
SE180928C1 true SE180928C1 (https=) 1962-01-01

Family

ID=41969165

Family Applications (1)

Application Number Title Priority Date Filing Date
SE180928D SE180928C1 (https=)

Country Status (1)

Country Link
SE (1) SE180928C1 (https=)

Similar Documents

Publication Publication Date Title
US3339029A (en) Pbx group hunting for communication switching systems
US3175043A (en) Coupling field selection system
US2283395A (en) Telephone system
US3172956A (en) Time division switching system for telephone system utilizing time-slot interchange
US2227488A (en) Telephone system
NO122453B (https=)
US3038968A (en) System and circuit arrangement for routing telephone connections and the like
US2741663A (en) Automatic switching system
SE180928C1 (https=)
US3483331A (en) Originating office routing translator
US1922237A (en) Automatic telephone system
US2664459A (en) Automatic switching means for use in telegraph systems and the like
US3435417A (en) Electronic switching system
GB979515A (en) Improvements in or relating to circuit arrangements for automatic switching systems
US3542960A (en) System for selecting a free path through a multi-stage switching matrix having a plurality of paths between each input and each output thereof
US2574903A (en) Translator for shifted lines and parties
US2673234A (en) Automatic switching system applicable to telegraphy
US3532824A (en) Control circuit for multistage crosspoint networks
US2810018A (en) Automatic telephone systems
US1542361A (en) Interconnection of electrical lines
US1880722A (en) Call distributing system for concentration circuits
US3542967A (en) Control of path connections in a telephone switching system
US1901940A (en) Telephone exchange system
US3467780A (en) Automatic switching network
GB991176A (en) An automatic telephone system