PIPE LAYING APPARATUS,申请号JP19840243179-传众专利搜索

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发明名称	PIPE LAYING APPARATUS
摘要
申请公布号	JPS61122398(A)	申请公布日期	1986.06.10
申请号	JP19840243179	申请日期	1984.11.20
申请人	HITACHI CONSTR MACH CO LTD	发明人	SUDA MASAO;TSUCHIYA KIYOSHI
分类号	E21D9/12;E02F7/10	主分类号	E21D9/12
代理机构		代理人
主权项
地址

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