SE180250C1 - - Google Patents

Info

Publication number
SE180250C1
SE180250C1 SE180250DA SE180250C1 SE 180250 C1 SE180250 C1 SE 180250C1 SE 180250D A SE180250D A SE 180250DA SE 180250 C1 SE180250 C1 SE 180250C1
Authority
SE
Sweden
Prior art keywords
conductor
channel
pulse series
pulse
connection
Prior art date
Application number
Other languages
English (en)
Swedish (sv)
Publication date
Publication of SE180250C1 publication Critical patent/SE180250C1/sv

Links

Landscapes

  • Telephonic Communication Services (AREA)
SE180250D SE180250C1 (enrdf_load_stackoverflow)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
SE180250T

Publications (1)

Publication Number Publication Date
SE180250C1 true SE180250C1 (enrdf_load_stackoverflow) 1962-01-01

Family

ID=41968628

Family Applications (1)

Application Number Title Priority Date Filing Date
SE180250D SE180250C1 (enrdf_load_stackoverflow)

Country Status (1)

Country Link
SE (1) SE180250C1 (enrdf_load_stackoverflow)

Similar Documents

Publication Publication Date Title
SE180250C1 (enrdf_load_stackoverflow)
US1702392A (en) Automatic telephone system
US2177079A (en) Automatic telephone system
US1834649A (en) Telephone system
US1958930A (en) Automatic switching telegraph private branch exchange system
US2363955A (en) Crossbar switch
US1729855A (en) Alternate trunking director system
US1849088A (en) Telephone system
US1653300A (en) A cobpobation of dela
US2917582A (en) Toll ticketing system remote operator trunk
US2071075A (en) Telephone system
US1690210A (en) Telephone system
GB383659A (en) Improvements in or relating to telephone systems
US1723224A (en) Telephone system
US2089338A (en) Telephone system
US1849087A (en) Telephone system
US2726284A (en) Automatic telephone system
US1360738A (en) Telephone system
US1193458A (en) Measured-service telephone system
US1601701A (en) Measured-service telephone system
US1592684A (en) Large-capacity telephone system
US2586901A (en) Two-way trunk circuit arranged for dial-back operations
US1592683A (en) Automatic telephone system
US1277675A (en) Automatic telephone system.
US1555059A (en) Automatic telephone system