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 Weril Instr Musicais LtdafiledCriticalWeril Instr Musicais Ltda
Priority to BR7001185UpriorityCriticalpatent/BR7001185U/en
Publication of BR7001185UpublicationCriticalpatent/BR7001185U/en