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发明名称
摘要
申请公布号
NL7009397(A)
申请公布日期
1970.10.26
申请号
NL19700009397
申请日期
1970.06.25
申请人
发明人
分类号
A01B19/06;(IPC1-7):A01B19/06
主分类号
A01B19/06
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