METHOD AND DEVICE FOR CONTROLLING DIRECTION OF SHIELD EXCAVATOR,申请号JP19860231595-传众专利搜索

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发明名称	METHOD AND DEVICE FOR CONTROLLING DIRECTION OF SHIELD EXCAVATOR
摘要
申请公布号	JPS6389796(A)	申请公布日期	1988.04.20
申请号	JP19860231595	申请日期	1986.09.30
申请人	TEKKEN KENSETSU CO LTD	发明人	SAITO KUNITAKA
分类号	E21D9/093;E21D9/06	主分类号	E21D9/093
代理机构		代理人
主权项
地址

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