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发明名称
GRADE PROTETORA
摘要
申请公布号
BR8206300(A)
申请公布日期
1984.06.05
申请号
BR19820006300
申请日期
1982.10.29
申请人
EUCHARIO ANTONIO DE OLIVEIRA ARRUDA
发明人
EUCHARIO ANTONIO DE OLIVEIRA ARRUDA
分类号
E06B9/00;(IPC1-7):E06B9/00
主分类号
E06B9/00
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代理人
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