EXCAVATOR FOR METHOD OF PROPELLING CONSTRUCTION,申请号JP19770075421-传众专利搜索

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发明名称	EXCAVATOR FOR METHOD OF PROPELLING CONSTRUCTION
摘要
申请公布号	JPS549410(A)	申请公布日期	1979.01.24
申请号	JP19770075421	申请日期	1977.06.23
申请人	HITACHI CONSTRUCTION MACHINERY	发明人	METSUGI YOSHISUKE
分类号	E21D9/06;E02F5/18;E21D9/08	主分类号	E21D9/06
代理机构		代理人
主权项
地址

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