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 Roberto MarquisfiledCriticalRoberto Marquis
Priority to BR6802160UpriorityCriticalpatent/BR6802160U/pt
Publication of BR6802160UpublicationCriticalpatent/BR6802160U/pt