Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Metalurgica Moferco LtdafiledCriticalMetalurgica Moferco Ltda
Priority to BR6600762UpriorityCriticalpatent/BR6600762U/pt
Publication of BR6600762UpublicationCriticalpatent/BR6600762U/pt