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 Plinio Zorio GrisoliafiledCriticalPlinio Zorio Grisolia
Priority to BR7501548UpriorityCriticalpatent/BR7501548U/en
Publication of BR7501548UpublicationCriticalpatent/BR7501548U/en