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发明名称
摘要
申请公布号
JPH0538046(U)
申请公布日期
1993.05.21
申请号
JP19910094460U
申请日期
1991.10.22
申请人
发明人
分类号
E02F3/38;(IPC1-7):E02F3/38
主分类号
E02F3/38
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代理人
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