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发明名称
摘要
申请公布号
FR2257222(B1)
申请公布日期
1980.10.17
申请号
FR19740034864
申请日期
1974.10.17
申请人
VAN DER LELY NV
发明人
分类号
A01D78/10;(IPC1-7):A01D81/00
主分类号
A01D78/10
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代理人
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