AT278108B -
Circuit arrangement for telecommunications switching systems, in particular telephone switching systems, with switching switching devices designed for two-wire through-connections
- Google Patents
Circuit arrangement for telecommunications switching systems, in particular telephone switching systems, with switching switching devices designed for two-wire through-connections
Info
Publication number
AT278108B
AT278108BAT192568AAT192568AAT278108BAT 278108 BAT278108 BAT 278108BAT 192568 AAT192568 AAT 192568AAT 192568 AAT192568 AAT 192568AAT 278108 BAT278108 BAT 278108B
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Application filed by Siemens AgfiledCriticalSiemens Ag
Application grantedgrantedCritical
Publication of AT278108BpublicationCriticalpatent/AT278108B/en
Cable Transmission Systems, Equalization Of Radio And Reduction Of Echo
(AREA)
Monitoring And Testing Of Exchanges
(AREA)
AT192568A1967-03-011968-02-28
Circuit arrangement for telecommunications switching systems, in particular telephone switching systems, with switching switching devices designed for two-wire through-connections
AT278108B
(en)
Circuit arrangement for telecommunications switching systems, in particular telephone switching systems, with switching switching devices designed for two-wire through-connections
Circuit arrangement for telecommunications switching systems, in particular telephone switching systems, with switching switching devices designed for two-wire through-connections