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发明名称
RUECKSCHLAGVENTIL MIT EINEM RINGFOERMIGEN ELASTISCHEN VENTIL VERSCHLUSSTUECK
摘要
申请公布号
DE1450671(B2)
申请公布日期
1971.11.25
申请号
DE19641450671
申请日期
1964.12.01
申请人
发明人
分类号
F16K1/46;F16K15/14;(IPC1-7):F16K15/14
主分类号
F16K1/46
代理机构
代理人
主权项
地址
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