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发明名称
CHECK VALVE
摘要
申请公布号
RU1789815(C)
申请公布日期
1993.01.23
申请号
SU19904861978
申请日期
1990.08.23
申请人
KAGANTSEV GRIGORIJ YA,SU;SHADKHIN ALEKSANDR M,SU
发明人
KAGANTSEV GRIGORIJ YA,SU;SHADKHIN ALEKSANDR M,SU
分类号
F16K15/14
主分类号
F16K15/14
代理机构
代理人
主权项
地址
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