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经营范围
发明名称
Improvements in or relating to means for mounting photographs and to albums for photographs
摘要
申请公布号
GB500226(A)
申请公布日期
1939.02.06
申请号
GB19370021720
申请日期
1937.08.06
申请人
SYDNEY RENODEN WYCHERLEY;DUFAY-CHROMEX LIMITED
发明人
分类号
B42F5/00
主分类号
B42F5/00
代理机构
代理人
主权项
地址
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