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经营范围
发明名称
MULTIPURPOSE PREVENTER
摘要
申请公布号
RU1804546(C)
申请公布日期
1993.03.23
申请号
SU19904838616
申请日期
1990.06.12
申请人
PROIZV OB BUMAGODELATELNOGO MASHINOSTROENIYA
发明人
TERSAKOV BORIS V,SU
分类号
E21B33/06
主分类号
E21B33/06
代理机构
代理人
主权项
地址
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