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Individual
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Individual
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Priority to ES47379ApriorityCriticalpatent/ES47379A1/es
Publication of ES47379A1publicationCriticalpatent/ES47379A1/es
ES47379A1910-02-181910-02-18Un producto industrial consistente en una nueva clase de piedra artificial imitando planchas de mármol.
ExpiredES47379A1
(es)
Un producto industrial consistente en una masa mejorada para fabricar piedra artificial con el método correspondiente para endurecer los objetos construidos con esa masa.