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经营范围
发明名称
PROPELLING BODY
摘要
申请公布号
JPH07317491(A)
申请公布日期
1995.12.05
申请号
JP19940114800
申请日期
1994.05.27
申请人
KUBOTA CORP
发明人
KABEUCHI TERUO;OSHIMA TAKASHI;HATTORI MASAYA;SOGAWA TAKASHI
分类号
E21B7/08;E21B7/26;E21D9/06;(IPC1-7):E21D9/06
主分类号
E21B7/08
代理机构
代理人
主权项
地址
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