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
Standard Electrica 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
Priority claimed from FR819709Aexternal-prioritypatent/FR77244E/fr
Application filed by Alcatel Espana SA, Standard Electrica SAfiledCriticalAlcatel Espana SA
Publication of ES265175A1publicationCriticalpatent/ES265175A1/es
PERFECCIONAMIENTOS EN APARATOS PARA OBTENER UN NuMERO MáXIMO DE CLAVES INDEPENDIENTES, PARTIENDO DE UN NuMERO MINNICO DE SENALES DE ENTRADA DE CONTROL DE CLAVE
Una disposicion de circuito para instalaciones de telecomunicaciones, en especial de telefonia, en las que las cifras elegidas por los abonados son almacenadas en registros.