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 Viriato Augusto Carvalho BarrefiledCriticalViriato Augusto Carvalho Barre
Priority to PT10122193ApriorityCriticalpatent/PT101221A/pt
Publication of PT101221ApublicationCriticalpatent/PT101221A/pt