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发明名称
Improvements relating to document folders,card index guides and the like
摘要
申请公布号
GB972125(A)
申请公布日期
1964.10.07
申请号
GB19630038885
申请日期
1963.10.02
申请人
THE SHANNON LIMITED
发明人
SHANNON EDGAR LIONEL
分类号
B42F21/06
主分类号
B42F21/06
代理机构
代理人
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