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发明名称
ANORDNING VED EN LUFTSTROEMNINGSKANAL.
摘要
申请公布号
NO871537(D0)
申请公布日期
1987.04.10
申请号
NO19870001537
申请日期
1987.04.10
申请人
VIRTANEN, MATTI
发明人
VIRTANEN, MATTI
分类号
E04F;F16L23/00;F16L39/00;F24F;(IPC1-7):E04F/
主分类号
E04F
代理机构
代理人
主权项
地址
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