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ALFRANCA SAMPIETRO TERESA
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ALFRANCA SAMPIETRO TERESA
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Application filed by ALFRANCA SAMPIETRO TERESAfiledCriticalALFRANCA SAMPIETRO TERESA
Priority to ES0078059UpriorityCriticalpatent/ES78059U/es
Publication of ES78059UpublicationCriticalpatent/ES78059U/es
LIJA PERFECCIONADA, que se caracteriza esencialmente por que el soporte del abrasivo está constituido por una masa o cuerpo de material elástico sobre una de cuyas caras queda dispuesta una capa de aglutinante, y sobre esta, otra, de polvo fino de corindón u otro abrasivo semejante.