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发明名称
Drain strainer
摘要
申请公布号
US1817376(A)
申请公布日期
1931.08.04
申请号
US19290373390
申请日期
1929.06.24
申请人
ANGEL IZQUIERDO
发明人
IZQUIERDO ANGEL
分类号
E03C1/282
主分类号
E03C1/282
代理机构
代理人
主权项
地址
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