Augers for soil survey and a process of using said augers,申请号US19590818938-传众专利搜索

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发明名称	Augers for soil survey and a process of using said augers
摘要
申请公布号	US3062045(A)	申请公布日期	1962.11.06
申请号	US19590818938	申请日期	1959.06.08
申请人	HANNIBAL SOKJER-PETERSEN GUNNA;ERIK JOHANSSON JAN;KARL-ERIK NYMAN	发明人	SOKJER-PETERSEN GUNNAR HANNIBAL;JOHANSSON JAN ERIK;NYMAN KARL-ERIK
分类号	E21B7/00;E21B49/00;G01V9/00	主分类号	E21B7/00
代理机构		代理人
主权项
地址

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