,申请号JP19750149569-传众专利搜索

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发明名称
摘要
申请公布号	JPS5340819(B2)	申请公布日期	1978.10.30
申请号	JP19750149569	申请日期	1975.12.17
申请人		发明人
分类号	E02D29/045;E21D9/06;E21D13/00	主分类号	E02D29/045
代理机构		代理人
主权项
地址

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