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发明名称
摘要
申请公布号
JPS535894(Y2)
申请公布日期
1978.02.15
申请号
JP19740046102U
申请日期
1974.04.22
申请人
发明人
分类号
A01F12/40;A01D43/08;A01F17/00;A01F17/02;(IPC1-7):A01F12/40
主分类号
A01F12/40
代理机构
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