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 Modelo Revestimentos EspeciaisfiledCriticalModelo Revestimentos Especiais
Priority to BR6601563UpriorityCriticalpatent/BR6601563U/en
Publication of BR6601563UpublicationCriticalpatent/BR6601563U/en