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 Vera Regina Capisano Stefani, Maria Emilia Mantovani RuggierfiledCriticalVera Regina Capisano Stefani
Priority to BR6702810UpriorityCriticalpatent/BR6702810U/en
Publication of BR6702810UpublicationCriticalpatent/BR6702810U/en