PROPULSORY DEVICE FOR SHIELD EXCAVATOR,申请号JP19890152680-传众专利搜索

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发明名称	PROPULSORY DEVICE FOR SHIELD EXCAVATOR
摘要
申请公布号	JPH0317394(A)	申请公布日期	1991.01.25
申请号	JP19890152680	申请日期	1989.06.14
申请人	HITACHI CONSTR MACH CO LTD	发明人	MORI YASUO;ISHIKAWA YASUAKI;YAMAZAKI HIDETSUGU;TAKANO FUMIYA;TSUCHIYA KIYOSHI;TAKAHASHI HITOSHI
分类号	E21D9/06	主分类号	E21D9/06
代理机构		代理人
主权项
地址

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