,申请号JP19740060960-传众专利搜索

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法人/股东/高管

发明名称
摘要
申请公布号	JPS5443290(B2)	申请公布日期	1979.12.19
申请号	JP19740060960	申请日期	1974.05.31
申请人		发明人
分类号	E21D9/06;F16L1/00	主分类号	E21D9/06
代理机构		代理人
主权项
地址

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