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发明名称
摘要
申请公布号	JP2949582(B1)	申请公布日期	1999.09.13
申请号	JP19980104201	申请日期	1998.04.01
申请人		发明人
分类号	E02F9/20;E02F9/24;(IPC1-7):E02F9/20	主分类号	E02F9/20
代理机构		代理人
主权项
地址

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