Legal status (The legal status 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 status listed.)
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Nokia Spain SA
Original Assignee
Alcatel Espana SA
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 Alcatel Espana SAfiledCriticalAlcatel Espana SA
Priority to ES427361ApriorityCriticalpatent/ES427361A1/es
Publication of ES427361A1publicationCriticalpatent/ES427361A1/es
ES427361A1974-06-181974-06-18Aparato selector de central y unidad para observacion cen- tralizada del servicio de una red de telecomunicacion.
ExpiredES427361A1
(es)
Telecommunicatiestelsel voor het uitwisselen van gegevens via tweedraadslijnen tussen een lokale telefoonpost en een aantal abonneetoestellen op verwijderde afstand.