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ROVITANTA RA L
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ROVITANTA RA L
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Publication of ES2964YpublicationCriticalpatent/ES2964Y/es
Un frasco cuentagotas, que, consiste esencialmente en un recipiente de cristal, vidrio u otro, material adecuado, en la boca o cuello del cual hay dispuesta una obturación que tiene dos espesores diferentes y en la cual hay practicada, en su parte superior, una abertura en forma de abanico, que termina en su vértice con una pequeña ranura, determinando por capilaridad y por la acción de la presión atmosférica, la salida del líquido gota a gota.