SE177390C1 - - Google Patents

Info

Publication number
SE177390C1
SE177390C1 SE177390DA SE177390C1 SE 177390 C1 SE177390 C1 SE 177390C1 SE 177390D A SE177390D A SE 177390DA SE 177390 C1 SE177390 C1 SE 177390C1
Authority
SE
Sweden
Prior art keywords
contact
selector
over
marker
relay
Prior art date
Application number
Other languages
English (en)
Swedish (sv)
Publication date
Publication of SE177390C1 publication Critical patent/SE177390C1/sv

Links

Landscapes

  • Interface Circuits In Exchanges (AREA)
SE177390D SE177390C1 (enExample)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
SE177390T

Publications (1)

Publication Number Publication Date
SE177390C1 true SE177390C1 (enExample) 1961-01-01

Family

ID=41966235

Family Applications (1)

Application Number Title Priority Date Filing Date
SE177390D SE177390C1 (enExample)

Country Status (1)

Country Link
SE (1) SE177390C1 (enExample)

Similar Documents

Publication Publication Date Title
CA1162336A (en) System for entering and processing gamble stakes
US2385061A (en) Communication system
US2485351A (en) Automatic telephone system
US2397887A (en) Automatic alternate routing of interoffice calls
US2124913A (en) Telephone system
BE522048A (enExample)
US1877672A (en) Telephone plant
SE180564C1 (enExample)
US3169169A (en) Traffic observation system
SE194235C1 (enExample)
US1612014A (en) Recording mechanism
SE178764C1 (enExample)
US1862532A (en) Telephone system
US2917582A (en) Toll ticketing system remote operator trunk
SE174700C1 (enExample)
SE174490C1 (enExample)
US1711205A (en) Automatic telephone system
US1601701A (en) Measured-service telephone system
US1517266A (en) Line-finder switch
US1556474A (en) Automatic switching system
SE129541C1 (enExample)
SE176654C1 (enExample)
SE176207C1 (enExample)
US1600398A (en) Telephone-exchange system
GB1573019A (en) Automatic test system for an automatic switching exchange