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 Luiz Carlos CaovillafiledCriticalLuiz Carlos Caovilla
Priority to BR6201237UpriorityCriticalpatent/BR6201237U/pt
Publication of BR6201237UpublicationCriticalpatent/BR6201237U/pt