EXCAVATOR,申请号JP19770094406-传众专利搜索

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发明名称	EXCAVATOR
摘要
申请公布号	JPS5428402(A)	申请公布日期	1979.03.03
申请号	JP19770094406	申请日期	1977.08.05
申请人	ENOKI TOSHIO	发明人	ENOKI TOSHIO
分类号	E21B7/00	主分类号	E21B7/00
代理机构		代理人
主权项
地址

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