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 Antonio Xavier BarbosafiledCriticalAntonio Xavier Barbosa
Priority to BR7700979UpriorityCriticalpatent/BR7700979U/pt
Publication of BR7700979UpublicationCriticalpatent/BR7700979U/pt