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发明名称
ESFREGAO ABRASIVO, SUBSTITUIDO DE LA DE ACO, E/OU DE AREAMENTO, E PROCESSO PARA A SUA OBTENCAO
摘要
申请公布号
PT89532(A)
申请公布日期
1989.10.04
申请号
PT19890089532
申请日期
1989.01.26
申请人
FINANCIERE ELYSEES BALZAC
发明人
分类号
A47L13/16;A47L17/08;(IPC1-7):A47L13/16
主分类号
A47L13/16
代理机构
代理人
主权项
地址
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