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经营范围
发明名称
Improvements in or relating to arrangements for the storing or filing of stacks of documents
摘要
申请公布号
GB936245(A)
申请公布日期
1963.09.04
申请号
GB19590042229
申请日期
1959.12.11
申请人
HEDWIG WEGENER NEE SCHEIBEL
发明人
分类号
B42F13/00
主分类号
B42F13/00
代理机构
代理人
主权项
地址
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