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发明名称
APERFEICAMENTO EM CAIXA D'AGUA AUTO-LIMPANTE
摘要
申请公布号
BR8902447(A)
申请公布日期
1990.11.13
申请号
BR1989PI02447
申请日期
1989.04.27
申请人
IVO BELLI
发明人
IVO BELLI
分类号
E03B11/02;(IPC1-7):E03B11/02
主分类号
E03B11/02
代理机构
代理人
主权项
地址
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