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发明名称
NO-RETURN VALVE FOR DIRTY LIQUID OR GASEOUS FLUID
摘要
申请公布号
EP0286573(A3)
申请公布日期
1989.03.29
申请号
EP19880710005
申请日期
1988.04.07
申请人
KEIZERS, SIGRID
发明人
KEIZERS, SIGRID
分类号
F16K15/14;(IPC1-7):F16K15/14
主分类号
F16K15/14
代理机构
代理人
主权项
地址
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