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 Ayrton Frugoni De SouzafiledCriticalAyrton Frugoni De Souza
Priority to BR6200421UpriorityCriticalpatent/BR6200421U/en
Publication of BR6200421UpublicationCriticalpatent/BR6200421U/en