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 Serafim Rodrigues GonzalesfiledCriticalSerafim Rodrigues Gonzales
Priority to BR6301987UpriorityCriticalpatent/BR6301987U/pt
Publication of BR6301987UpublicationCriticalpatent/BR6301987U/pt