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 Sobral Invicta SafiledCriticalSobral Invicta Sa
Priority to BR6801900UpriorityCriticalpatent/BR6801900U/pt
Publication of BR6801900UpublicationCriticalpatent/BR6801900U/pt