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 Maximetal Ind Metalurgica LtdafiledCriticalMaximetal Ind Metalurgica Ltda
Priority to BR7201970UpriorityCriticalpatent/BR7201970U/en
Publication of BR7201970UpublicationCriticalpatent/BR7201970U/en