PIPE BURYING METHOD AND ITS DEVICE,申请号JP19780057182-传众专利搜索

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发明名称	PIPE BURYING METHOD AND ITS DEVICE
摘要
申请公布号	JPS54150810(A)	申请公布日期	1979.11.27
申请号	JP19780057182	申请日期	1978.05.16
申请人	MIYANAGA KENSETSU KK;SANWA KIZAI CO LTD	发明人	KOBAYASHI TAROU;YATOU TSUYOSHI
分类号	E21D9/08	主分类号	E21D9/08
代理机构		代理人
主权项
地址

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