,申请号JP19770061412-传众专利搜索

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发明名称
摘要
申请公布号	JPS5518839(B2)	申请公布日期	1980.05.21
申请号	JP19770061412	申请日期	1977.05.26
申请人		发明人
分类号	E21D9/06;E21D9/12	主分类号	E21D9/06
代理机构		代理人
主权项
地址

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