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 J VigofiledCriticalJ Vigo
Priority to PT6714477ApriorityCriticalpatent/PT67144B/en
Publication of PT67144ApublicationCriticalpatent/PT67144A/en
Publication of PT67144BpublicationCriticalpatent/PT67144B/en