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 Brasil Telecom Sa EmpresafiledCriticalBrasil Telecom Sa Empresa
Priority to BR6201124UpriorityCriticalpatent/BR6201124U/pt
Publication of BR6201124UpublicationCriticalpatent/BR6201124U/pt