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 H FranzenfiledCriticalH Franzen
Priority to BR735773ApriorityCriticalpatent/BR7307357D0/pt
Publication of BR7307357D0publicationCriticalpatent/BR7307357D0/pt