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经营范围
发明名称
PIPE ELEVATOR
摘要
申请公布号
SU1006704(A1)
申请公布日期
1983.03.23
申请号
SU19813329619
申请日期
1981.07.29
申请人
VNI PK I NEFTYANOGO MASH "VNIINEFTEMASH"
发明人
SHESTOV ANATOLIJ G,SU;GUSEV ALEKSANDR S,SU;PESHKOV LEONID P,SU;ROZIN MIKHAIL M,SU
分类号
E21B19/06;(IPC1-7):E21B19/06
主分类号
E21B19/06
代理机构
代理人
主权项
地址
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