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发明名称
Improvements relating to expanding plugs for use in walls, floors and the like
摘要
申请公布号
GB546984(A)
申请公布日期
1942.08.07
申请号
GB19410007614
申请日期
1941.06.16
申请人
HECTOR MILLS
发明人
分类号
F16B13/08
主分类号
F16B13/08
代理机构
代理人
主权项
地址
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