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 Construtec Ind De Construcao LfiledCriticalConstrutec Ind De Construcao L
Priority to BR5900904UpriorityCriticalpatent/BR5900904U/en
Publication of BR5900904UpublicationCriticalpatent/BR5900904U/en