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发明名称
Dubbeldivan
摘要
申请公布号
FI24963(A)
申请公布日期
1951.04.10
申请号
FID24963
申请日期
1947.12.31
申请人
发明人
HALVORSEN KNUT SALOMON
分类号
A47C17/00;(IPC1-7):A47C17/00
主分类号
A47C17/00
代理机构
代理人
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