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发明名称
CHECK VALVE, IN PARTICULAR FOR SYSTEMS OF HIGH OPENING FREQUENCYJJ CHASTOTOJJ OTKRYTIJA
摘要
申请公布号
PL121871(B1)
申请公布日期
1982.06.30
申请号
PL19780207134
申请日期
1978.05.26
申请人
发明人
分类号
F16K;F16K15/14;(IPC1-7):F16K15/14
主分类号
F16K
代理机构
代理人
主权项
地址
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