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Publication of ES17067YpublicationCriticalpatent/ES17067Y/es
Dispositivo óptico para lectura de diales radiotelefónicos, que consiste en una lente plano-convexa colocada en la región del dial del aparato radiorreceptor, dispuesta sobre una abertura conveniente para permitir la lectura de las indicaciones que figuran en una placa graduada conjugada con el eje del condensador de sintonía.
ES0017067U1948-03-301948-03-30Dispositivo óptico para lectura de diales radiotelefónicos.
ExpiredES17067Y
(es)