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发明名称
摘要
申请公布号
FR2257880(B3)
申请公布日期
1977.05.06
申请号
FR19740022738
申请日期
1974.06.28
申请人
DUNHAM BUSH INC
发明人
分类号
F04C18/16;F04C28/12;F04C28/26;F04C29/04;F25B1/047;(IPC1-7):F25B31/00;F04C17/12
主分类号
F04C18/16
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