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经营范围
发明名称
MAGNETIC CATCHER
摘要
申请公布号
RU2094589(C1)
申请公布日期
1997.10.27
申请号
RU19940023639
申请日期
1994.06.21
申请人
LEKOMTSEV GEORGIJ A;FEDOROV ANATOLIJ A
发明人
LEKOMTSEV GEORGIJ A;FEDOROV ANATOLIJ A
分类号
E21B31/06;(IPC1-7):E21B31/06
主分类号
E21B31/06
代理机构
代理人
主权项
地址
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