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发明名称
Control valve for liquids of variable viscosities
摘要
申请公布号
US2158737(A)
申请公布日期
1939.05.16
申请号
US19360084199
申请日期
1936.06.08
申请人
ASKANIA-WERKE A. G.
发明人
WUNSCH GUIDO
分类号
F16K5/04;F16K5/12
主分类号
F16K5/04
代理机构
代理人
主权项
地址
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