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发明名称
摘要
申请公布号
FR2423976(B1)
申请公布日期
1981.06.26
申请号
FR19780012713
申请日期
1978.04.28
申请人
ASSOCIATION RATION MECA EXPL FOR
发明人
分类号
A01G23/091;(IPC1-7):A01G23/08
主分类号
A01G23/091
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