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经营范围
发明名称
Flow regulator, pressure relief valve and the like
摘要
申请公布号
US2598274(A)
申请公布日期
1952.05.27
申请号
US19450573604
申请日期
1945.01.19
申请人
KRUEGER RUDOLPH E
发明人
KRUEGER RUDOLPH E.
分类号
F16K17/04;G05D7/01
主分类号
F16K17/04
代理机构
代理人
主权项
地址
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