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经营范围
发明名称
NON-RETURN VALVE
摘要
申请公布号
SU1373949(A1)
申请公布日期
1988.02.15
申请号
SU19864055678
申请日期
1986.04.14
申请人
KOVAL YURIJ T,SU;MISHIN YURIJ P,SU;SEMENOV VIKTOR V,SU
发明人
KOVAL YURIJ T,SU;MISHIN YURIJ P,SU;SEMENOV VIKTOR V,SU
分类号
F16K15/02
主分类号
F16K15/02
代理机构
代理人
主权项
地址
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