METHOD OF EXECUTING UNDERGROUND PIPELINE,申请号JP19780118655-传众专利搜索

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发明名称	METHOD OF EXECUTING UNDERGROUND PIPELINE
摘要
申请公布号	JPS5545923(A)	申请公布日期	1980.03.31
申请号	JP19780118655	申请日期	1978.09.28
申请人	NAKASHIN YASUSHI	发明人	NAKASHIN YASUSHI
分类号	E02B9/06;E02F5/10;E21D9/08;F16L1/038	主分类号	E02B9/06
代理机构		代理人
主权项
地址

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