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摘要
申请公布号
JP2583430(Y2)
申请公布日期
1998.10.22
申请号
JP19930004042U
申请日期
1993.01.18
申请人
发明人
分类号
A01C1/04;E02D17/20;(IPC1-7):E02D17/20
主分类号
A01C1/04
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