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Nokia Spain SA
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Alcatel Espana SA
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Application filed by Alcatel Espana SAfiledCriticalAlcatel Espana SA
Publication of ES182460A1publicationCriticalpatent/ES182460A1/es
Mejoras en sistemas de llamada selectiva caracterizadas por el empleo de una disposición de aparatos que constituyen en sí el sistema de llamada selectiva que ha de trabajar en conjunto con una serie de estaciones radiotelefónicas que constituyen un grupo.
ES0182460A1945-09-101948-02-18Mejoras en sistemas de llamada selectora
ExpiredES182460A1
(es)