Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Jegeo IncfiledCriticalJegeo Inc
Priority to NO17101267ApriorityCriticalpatent/NO118521B/no
Publication of NO118521BpublicationCriticalpatent/NO118521B/no
Improvements in or relating to circuit arrangements for the connection of incoming and outgoing lines by means of selecting arrangements in telecommunication installations more particularly in automatic telephone installations