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发明名称
Improvements in stair rods
摘要
申请公布号
GB546097(A)
申请公布日期
1942.06.26
申请号
GB19410002607
申请日期
1942.02.06
申请人
GEORGE STEPHEN GIBBONS
发明人
分类号
A47G27/06
主分类号
A47G27/06
代理机构
代理人
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