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摘要
申请公布号
JP2526612(Y2)
申请公布日期
1997.02.19
申请号
JP19900025075U
申请日期
1990.03.15
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发明人
分类号
E02B3/14;(IPC1-7):E02B3/14
主分类号
E02B3/14
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