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 Joao Pedro Costa Andre, Licinio Costa AndrefiledCriticalJoao Pedro Costa Andre
Priority to BR6601238UpriorityCriticalpatent/BR6601238U/pt
Publication of BR6601238UpublicationCriticalpatent/BR6601238U/pt