DEVICE FOR MAKING HOLES IN SOIL,申请号SU19802962091-传众专利搜索

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发明名称	DEVICE FOR MAKING HOLES IN SOIL
摘要
申请公布号	SU954555(A1)	申请公布日期	1982.08.30
申请号	SU19802962091	申请日期	1980.07.23
申请人	SARATOVSKIJ POLT INSTITUT	发明人	FROLOV ALEKSANDR V,SU;DUBROVIN ALEKSANDR E,SU;KOZYAKOV SERGEJ V,SU;USTINOVA MARINA K,SU
分类号	E02F5/18;E21B25/00;(IPC1-7):E02F5/18	主分类号	E02F5/18
代理机构		代理人
主权项
地址

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