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经营范围
发明名称
CEMENTING HEAD
摘要
申请公布号
SU1506074(A1)
申请公布日期
1989.09.07
申请号
SU19874337706
申请日期
1987.12.04
申请人
GLUSHAKOV ADOLF YA,SU;KURTOV VENIAMIN D,SU;SHCHERBAK NIKOLAJ P,SU;GUZEVATYJ VALENTIN F,SU
发明人
GLUSHAKOV ADOLF YA,SU;KURTOV VENIAMIN D,SU;SHCHERBAK NIKOLAJ P,SU;GUZEVATYJ VALENTIN F,SU
分类号
E21B33/05
主分类号
E21B33/05
代理机构
代理人
主权项
地址
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