STEADY REST DEVICE OF EARTH AUGER,申请号JP19780061372-传众专利搜索

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发明名称	STEADY REST DEVICE OF EARTH AUGER
摘要
申请公布号	JPS54152304(A)	申请公布日期	1979.11.30
申请号	JP19780061372	申请日期	1978.05.23
申请人	TAIYO KENSETSU KK	发明人	NAKAKAWANISHI TADASHI
分类号	E02D13/04;E21B7/00	主分类号	E02D13/04
代理机构		代理人
主权项
地址

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