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发明名称
摘要
申请公布号
NL7301200(A)
申请公布日期
1973.08.02
申请号
NL19730001200
申请日期
1973.01.29
申请人
发明人
分类号
A01D61/00;A01D61/04;(IPC1-7):A01D41/12
主分类号
A01D61/00
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代理人
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