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Publication of CH357440ApublicationCriticalpatent/CH357440A/en
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
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Computer Networks & Wireless Communication
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Interface Circuits In Exchanges
(AREA)
CH357440D1956-11-211957-11-14
Circuit arrangement for a multiple usable coupling field in telecommunications, in particular telephone systems
CH357440A
(en)
Circuit arrangement for a switching matrix that can be used multiple times, e.g. a coordinate dialer, in telecommunications, in particular telephone systems