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 Fernando WiethaeuperfiledCriticalFernando Wiethaeuper
Priority to BR6900927UpriorityCriticalpatent/BR6900927U/en
Publication of BR6900927UpublicationCriticalpatent/BR6900927U/en