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发明名称
LOWNOISE VALVE
摘要
申请公布号
GB1583088(A)
申请公布日期
1981.01.21
申请号
GB19770044835
申请日期
1977.10.27
申请人
VAILLANT KG JOH
发明人
分类号
F16K1/34;F16K1/38;F16K47/02;(IPC1-7):F16K1/38
主分类号
F16K1/34
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代理人
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