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发明名称
G.N.TYAN,S HUDRAULIC IMPACT PREVENTING NON-RETURN VALVE
摘要
申请公布号
SU802685(A1)
申请公布日期
1981.02.07
申请号
SU19792758520
申请日期
1979.04.26
申请人
TYAN GENNADIJ N,SU
发明人
TYAN GENNADIJ N,SU
分类号
F16K47/02;(IPC1-7):F16K47/02
主分类号
F16K47/02
代理机构
代理人
主权项
地址
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