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 Jair RosenfeldfiledCriticalJair Rosenfeld
Priority to BR7601531UpriorityCriticalpatent/BR7601531U/pt
Publication of BR7601531UpublicationCriticalpatent/BR7601531U/pt