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发明名称
摘要
申请公布号
JPS563407(Y2)
申请公布日期
1981.01.26
申请号
JP19760013250U
申请日期
1976.02.07
申请人
发明人
分类号
E02F5/00;A01C3/00;A01C3/02;C05F9/02;C05F11/00;E02F3/00;E02F7/00;E02F7/04;(IPC1-7):E02F7/00
主分类号
E02F5/00
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