MUDDY WATER PRESSURE TYPE SHIELD DRILLING MACHINE,申请号JP19830139937-传众专利搜索

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发明名称	MUDDY WATER PRESSURE TYPE SHIELD DRILLING MACHINE
摘要
申请公布号	JPS6030800(A)	申请公布日期	1985.02.16
申请号	JP19830139937	申请日期	1983.07.28
申请人	MATSUSHITA KUNIJIROU	发明人	MATSUSHITA KUNIJIROU
分类号	E21D9/087;E21D9/06;E21D9/08;E21D9/12	主分类号	E21D9/087
代理机构		代理人
主权项
地址

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