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 Manuel Alvaro Queiroz Da SilvafiledCriticalManuel Alvaro Queiroz Da Silva
Priority to BR7001822UpriorityCriticalpatent/BR7001822U/en
Publication of BR7001822UpublicationCriticalpatent/BR7001822U/en