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发明名称
DISTRIBUTING DEVICE OF PISTON HOLE BOTTOM MOTOR
摘要
申请公布号
SU646022(A1)
申请公布日期
1979.02.05
申请号
SU19691358301
申请日期
1969.08.19
申请人
BURNATSEV MIKHAIL V,SU;KHUBETSOV NIKOLAJ V,SU
发明人
BURNATSEV MIKHAIL V,SU;KHUBETSOV NIKOLAJ V,SU
分类号
(IPC1-7):E21B3/12
主分类号
(IPC1-7):E21B3/12
代理机构
代理人
主权项
地址
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