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经营范围
发明名称
Floor mop
摘要
申请公布号
US1774209(A)
申请公布日期
1930.08.26
申请号
US19280288468
申请日期
1928.06.26
申请人
CALEB LORING
发明人
NELSON CHARLES SIGMOND
分类号
A47L13/252
主分类号
A47L13/252
代理机构
代理人
主权项
地址
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