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发明名称
Improvements in or relating to self-wringing mops
摘要
申请公布号
GB708239(A)
申请公布日期
1954.04.28
申请号
GB19520032760
申请日期
1952.12.24
申请人
GEORGE EDWARD WILSON CROWE
发明人
分类号
A47L13/12;A47L13/146
主分类号
A47L13/12
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