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发明名称
摘要
申请公布号
JP2581858(Y2)
申请公布日期
1998.09.24
申请号
JP19920080158U
申请日期
1992.10.27
申请人
发明人
分类号
E02F9/22;F15B11/00;F15B11/05;F15B11/16;F15B11/17;(IPC1-7):F15B11/00
主分类号
E02F9/22
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代理人
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