METHOD OF LAYING CONSTRUCTION OF BURIED PIPE,申请号JP19860075228-传众专利搜索

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发明名称	METHOD OF LAYING CONSTRUCTION OF BURIED PIPE
摘要
申请公布号	JPS62233398(A)	申请公布日期	1987.10.13
申请号	JP19860075228	申请日期	1986.03.31
申请人	OKUMURA CONSTR CO LTD	发明人	FUJII HIDEYASU;MASUDA MASAKAZU
分类号	E21D9/06;E21D9/08	主分类号	E21D9/06
代理机构		代理人
主权项
地址

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