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发明名称
Flow valve control
摘要
申请公布号
US2628638(A)
申请公布日期
1953.02.17
申请号
US19460651284
申请日期
1946.03.01
申请人
HEROD NEWTON S;O'NEILL LOUIS R
发明人
HEROD NEWTON S.;O'NEILL LOUIS R.
分类号
F16K1/52;F16K41/10
主分类号
F16K1/52
代理机构
代理人
主权项
地址
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