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经营范围
发明名称
TUBO DE DESAGUE PERFECCIONADO.
摘要
申请公布号
ES168198(Y)
申请公布日期
1972.05.01
申请号
ES19710168198U
申请日期
1971.04.22
申请人
TEN JUAN
发明人
分类号
E03C
主分类号
E03C
代理机构
代理人
主权项
地址
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