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发明名称
LIFTING MECHANISM FOR WELL MAINTENANCE
摘要
申请公布号
SU1401003(A1)
申请公布日期
1988.06.07
申请号
SU19864170653
申请日期
1986.12.29
申请人
AZERB NI PK I NEFTYANOGO MASHINOSTROENIYA
发明人
KURBANOV NARIMAN G,SU;YAKUBOVICH LEV I,SU;GIREEV VLADIMIR A,SU
分类号
B66D1/00
主分类号
B66D1/00
代理机构
代理人
主权项
地址
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