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 Da Silva Mirivaldo VianafiledCriticalDa Silva Mirivaldo Viana
Priority to BR7600958UpriorityCriticalpatent/BR7600958U/en
Publication of BR7600958UpublicationCriticalpatent/BR7600958U/en