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发明名称
摘要
申请公布号
JPH0332595(Y2)
申请公布日期
1991.07.10
申请号
JP19870116488U
申请日期
1987.07.29
申请人
发明人
分类号
E02F3/02;(IPC1-7):E02F3/02
主分类号
E02F3/02
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代理人
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地址
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