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PENACOBA FABREGAT EDMUNDO
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PENACOBA FABREGAT EDMUNDO
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Application filed by PENACOBA FABREGAT EDMUNDOfiledCriticalPENACOBA FABREGAT EDMUNDO
Priority to ES0203973ApriorityCriticalpatent/ES203973A1/es
Publication of ES203973A1publicationCriticalpatent/ES203973A1/es
Mejoras en la disposición de receptores de señales acústicas para vehículos caracterizadas porque entre los conductores que unen eléctricamente el altavoz con el receptor y la batería se deriva un condensador de características adecuadas para que con la bobina móvil del altavoz forme un circuito oscilante de curva aplanada con frecuencia de resonancia comprendida entre 400 y 800 periodos por segundo.
ES0203973A1952-06-131952-06-13MEJORAS EN LA DISPOSICIoN DE RECEPTORES DE SENALES ACuSTICAS PARA VEHiCULOS
ExpiredES203973A1
(es)
Improvements in or relating to circuit arrangement for use ina television receiver to detect an auxiliary carrier wave lying within the frequency band ofthe television signal