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经营范围
发明名称
Improvements in or relating to suspended filing equipment
摘要
申请公布号
GB569278(A)
申请公布日期
1945.05.16
申请号
GB19430018339
申请日期
1943.11.04
申请人
JACOB DAVID SHACKMAN
发明人
分类号
B42F15/02
主分类号
B42F15/02
代理机构
代理人
主权项
地址
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