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发明名称
Mop head construction
摘要
申请公布号
US3360286(A)
申请公布日期
1967.12.26
申请号
US19630300530
申请日期
1963.08.07
申请人
SMYTH ELBERT D
发明人
SMYTH ELBERT D.
分类号
A47L13/253
主分类号
A47L13/253
代理机构
代理人
主权项
地址
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