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发明名称
Fluid valve
摘要
申请公布号
US2446334(A)
申请公布日期
1948.08.03
申请号
US19440520884
申请日期
1944.02.03
申请人
KOEHLER GUSTAVE J
发明人
KOEHLER GUSTAVE J.
分类号
F16K31/524
主分类号
F16K31/524
代理机构
代理人
主权项
地址
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