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CONTRERAS RUIZ JESUS
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CONTRERAS RUIZ JESUS
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Publication of ES283427A1publicationCriticalpatent/ES283427A1/es
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Priority to ES283427ApriorityCriticalpatent/ES283427A1/es
Mejoras introducidas en la fabricacion de cadenas con eslabones redondos para transportadores de cadena, en especial transportadores de rascadores para explotaciones mineras.