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Individual
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Individual
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Priority to ES8370ApriorityCriticalpatent/ES8370A2/es
Publication of ES8370A2publicationCriticalpatent/ES8370A2/es
ES8370A1888-06-121888-06-12Mejoras en el procedimiento y aparato para el cernido y separación por tamaños de toda clase de moliendas.
ExpiredES8370A2
(es)
Perfeccionamientos introducidos en la construcción de crisoles y muflas para la fundición de toda clase de metales y esmaltado de todos los objetos que se elaboren de la misma materia que aquellos.