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Publication of NL7401132ApublicationCriticalpatent/NL7401132A/xx
Publication of NL167829BpublicationCriticalpatent/NL167829B/xx
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Publication of NL167829CpublicationCriticalpatent/NL167829C/xx
H04Q3/0008—Selecting arrangements using relay selectors in the switching stages
H04Q3/0012—Selecting arrangements using relay selectors in the switching stages in which the relays are arranged in a matrix configuration
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Engineering & Computer Science
(AREA)
Computer Networks & Wireless Communication
(AREA)
Exchange Systems With Centralized Control
(AREA)
Sub-Exchange Stations And Push- Button Telephones
(AREA)
NL7401132A1973-01-301974-01-28Schakeling voor een centraal bestuurd telecommunicatieverbindingsstelsel met een identificerende zoekinrichting.
NL167829C
(nl)