FI823948L - Anordning vid telefonvaexlar, saerskilt foer foerbindning av dylika med varandra genom exempelvis efraon det publika telenaetet skild ledning
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Anordning vid telefonvaexlar, saerskilt foer foerbindning av dylika med varandra genom exempelvis efraon det publika telenaetet skild ledning
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Priority claimed from SE8007791Aexternal-prioritypatent/SE424252B/sv
Application filed by Ericsson L M OyfiledCriticalEricsson L M Oy
Publication of FI823948LpublicationCriticalpatent/FI823948L/fi
Publication of FI823948A7publicationCriticalpatent/FI823948A7/fi
Publication of FI823948A0publicationCriticalpatent/FI823948A0/fi
FI823948A1980-11-051981-11-04Anordning vid telefonvaexlar, saerskilt foer foerbindning av dylika med varandra genom exempelvis enfraon det publika telenaetet skild ledning
FI823948A0
(fi)
Arrangement at telephone exchanges,particularly for connecting such exchanges with each other for example through a line separated from the public telephone network