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Individual
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Individual
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Priority to ES74716ApriorityCriticalpatent/ES74716A1/es
Publication of ES74716A1publicationCriticalpatent/ES74716A1/es
ES74716A1920-07-131920-07-13Horno de acción continua para la cocción de los productos cerámicos y más especialmente de los productos refractarios.
ExpiredES74716A1
(es)
Un procedimiento industrial para utilizar las escombreras de las minas de creta obteniendo productos para la fabricación de cerámica, porcelana y otros.