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 Dimerval RamosfiledCriticalDimerval Ramos
Priority to BR7400831UpriorityCriticalpatent/BR7400831U/pt
Publication of BR7400831UpublicationCriticalpatent/BR7400831U/pt