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发明名称
Corner for fixing photographs
摘要
申请公布号
GB657297(A)
申请公布日期
1951.09.19
申请号
GB19480001896
申请日期
1948.01.21
申请人
MARIA JOSEPHUS CAROLUS WIENEN
发明人
分类号
B42F5/06
主分类号
B42F5/06
代理机构
代理人
主权项
地址
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