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ORTIZ DE ZARATE Y RUIZ DE ARCAUTE LUIS
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ORTIZ DE ZARATE Y RUIZ DE ARCAUTE LUIS
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Priority to ES0074779UpriorityCriticalpatent/ES74779U/es
Publication of ES74779UpublicationCriticalpatent/ES74779U/es
Un engrasador perfeccionado, que está constituido por un cuerpo oblongo y hueco, comprendiendo el mismo una cabeza de tipo poligonal y dotada de una valvulita de bola, así como una espiga tallada en rosca cónica.