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发明名称
APPARTUS FOR LIFTING MANHOLE COVERS
摘要
申请公布号
GB9219667(D0)
申请公布日期
1992.10.28
申请号
GB19920019667
申请日期
1992.09.17
申请人
BICC PUBLIC LIMITED COMPANY
发明人
分类号
主分类号
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