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 Oswaldo Machado Casasco SobrinfiledCriticalOswaldo Machado Casasco Sobrin
Priority to BR6501398UpriorityCriticalpatent/BR6501398U/en
Publication of BR6501398UpublicationCriticalpatent/BR6501398U/en