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发明名称
Mop holder and wringer
摘要
申请公布号
US1807387(A)
申请公布日期
1931.05.26
申请号
US19300448352
申请日期
1930.04.29
申请人
ANTONY COLANGELO
发明人
COLANGELO ANTONY
分类号
A47L13/142
主分类号
A47L13/142
代理机构
代理人
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