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 Pereira Estruturas Metalicas DfiledCriticalPereira Estruturas Metalicas D
Priority to BR5600030UpriorityCriticalpatent/BR5600030U/en
Publication of BR5600030UpublicationCriticalpatent/BR5600030U/en