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发明名称
摘要
申请公布号
JP2557413(Y2)
申请公布日期
1997.12.10
申请号
JP19920006416U
申请日期
1992.02.18
申请人
发明人
分类号
E03D1/32;E03D9/08;(IPC1-7):E03D9/08
主分类号
E03D1/32
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代理人
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