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 Tigre Tubos & ConexoesfiledCriticalTigre Tubos & Conexoes
Priority to BR6501105UpriorityCriticalpatent/BR6501105U/en
Publication of BR6501105UpublicationCriticalpatent/BR6501105U/en