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经营范围
发明名称
GAS WELL CUT VALVE
摘要
申请公布号
SU1694862(A1)
申请公布日期
1991.11.30
申请号
SU19884420272
申请日期
1988.05.03
申请人
V N-PROIZV OB TURBOKHOLODILNOJ, ×A³OüEPEKAÚôBA½ÙEö ô ×A³OTÔP¬ôHHOö TEXHôKô "CO½³TÔP¬O×A³"
发明人
EFREMOV YURIJ M,SU;CHERVINSKIJ VLADIMIR P,SU;KLOCHKO ALEKSANDR I,SU;KIRILENKO ALBERT V,SU
分类号
E21B34/06
主分类号
E21B34/06
代理机构
代理人
主权项
地址
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