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经营范围
发明名称
MEANS FOR SUSPENDING FILES OR FOLDERS IN A FILING CABINET
摘要
申请公布号
CA900812(A)
申请公布日期
1972.05.23
申请号
CAD900812
申请日期
申请人
KURT L. OHLSON
发明人
KURT L. OHLSON
分类号
主分类号
代理机构
代理人
主权项
地址
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