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 Lino Antonio De Oliveira E CunfiledCriticalLino Antonio De Oliveira E Cun
Priority to PT764684UpriorityCriticalpatent/PT7646U/pt
Publication of PT7646UpublicationCriticalpatent/PT7646U/pt