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经营范围
发明名称
Schwimmerventil mit Hilfsventil und einer Gegendruckkammer
摘要
申请公布号
DE595853(C)
申请公布日期
1934.04.21
申请号
DENDATB155603D
申请日期
申请人
BERLUTO-ARMATUREN AKT.-GES.
发明人
分类号
F16K31/34
主分类号
F16K31/34
代理机构
代理人
主权项
地址
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