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Priority to ES0023757UpriorityCriticalpatent/ES23757Y/es
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Un nuevo cuello y boca de frasco, caracterizado por una boca cilíndrica especial, cónica en el interior de la boca propiamente dicha y una muesca o hendidura en forma de ángulo agudo, que sirve para canalizar la salida del líquido y por su forma caída hacia adentro, al finalizar de verter, las gotas en vez de deslizarse por la parte exterior del frasco se reintegran hacia el interior, siendo de gran utilidad para líquidos caros, ácidos u otros delicados en su aplicación.
ES0023757U1950-06-241950-06-24Nuevo cuello y boca de frasco
ExpiredES23757Y
(es)