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 Gilberto Sidnei MaggionifiledCriticalGilberto Sidnei Maggioni
Priority to BR6801895UpriorityCriticalpatent/BR6801895U/pt
Publication of BR6801895UpublicationCriticalpatent/BR6801895U/pt