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发明名称
摘要
申请公布号	JPH0522615(U)	申请公布日期	1993.03.23
申请号	JP19910094205U	申请日期	1991.09.03
申请人		发明人
分类号	E01F9/06;E01F9/00;(IPC1-7):E01F9/06	主分类号	E01F9/06
代理机构		代理人
主权项
地址

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