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Application filed by Leovegildo Candido Silveira, Lazaro Paulino Silveira, Valter Coavilla JuniorfiledCriticalLeovegildo Candido Silveira
Priority to BR6900666UpriorityCriticalpatent/BR6900666U/en
Publication of BR6900666UpublicationCriticalpatent/BR6900666U/en