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发明名称
FISHING DEVICE
摘要
申请公布号
SU1714077(A1)
申请公布日期
1992.02.23
申请号
SU19894677301
申请日期
1989.04.11
申请人
AZERB NI PK I NEFTYANOGO MASHINOSTROENIYA
发明人
GLADKOV YURIJ A,SU
分类号
E21B31/18
主分类号
E21B31/18
代理机构
代理人
主权项
地址
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