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 Manoel Valtevar PoladianfiledCriticalManoel Valtevar Poladian
Priority to BR6902154UpriorityCriticalpatent/BR6902154U/en
Publication of BR6902154UpublicationCriticalpatent/BR6902154U/en