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经营范围
发明名称
A spring clip for holding flat objects such as serviettes, shop show cards, printed sheets and the like
摘要
申请公布号
GB506467(A)
申请公布日期
1939.05.30
申请号
GB19380019041
申请日期
1938.06.27
申请人
JOHN WILLIAM ROONEY
发明人
分类号
A47G21/16
主分类号
A47G21/16
代理机构
代理人
主权项
地址
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