ES25483A1 - Un procedimiento químico mejorado para la obtención de unos compuestos endurecedores o fortalecedores para alearlos con acero o con otros metales.
- Google Patents
Un procedimiento químico mejorado para la obtención de unos compuestos endurecedores o fortalecedores para alearlos con acero o con otros metales.
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ES25483A1900-02-051900-02-05Un procedimiento químico mejorado para la obtención de unos compuestos endurecedores o fortalecedores para alearlos con acero o con otros metales.
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