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发明名称
EARTH AUGER
摘要
申请公布号
JPS5998994(A)
申请公布日期
1984.06.07
申请号
JP19820210297
申请日期
1982.11.30
申请人
KURIMOTO NAKATOMI;KURIMOTO MASAFUMI
发明人
KURIMOTO NAKATOMI
分类号
E21B7/24;E21B6/02
主分类号
E21B7/24
代理机构
代理人
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