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发明名称
摘要
申请公布号	JPS554350(Y2)	申请公布日期	1980.01.31
申请号	JP19710106034U	申请日期	1971.11.13
申请人		发明人
分类号	E02D5/80;(IPC1-7):E02D5/80	主分类号	E02D5/80
代理机构		代理人
主权项
地址

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