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 Armenio Dos Ramos FontanetefiledCriticalArmenio Dos Ramos Fontanete
Priority to BR7102305UpriorityCriticalpatent/BR7102305U/en
Publication of BR7102305UpublicationCriticalpatent/BR7102305U/en