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经营范围
发明名称
METHOD OF DISK ROLLING CUTTERS MULTIPLE USAGE
摘要
申请公布号
RU2068483(C1)
申请公布日期
1996.10.27
申请号
RU19930051753
申请日期
1993.11.11
申请人
ZAGORSKIJ SERGEJ L
发明人
ZAGORSKIJ SERGEJ L
分类号
E21B10/00;E21C37/26;(IPC1-7):E21B10/00
主分类号
E21B10/00
代理机构
代理人
主权项
地址
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