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发明名称
Flush type topping-off valve
摘要
申请公布号
US2824570(A)
申请公布日期
1958.02.25
申请号
US19530347423
申请日期
1953.04.07
申请人
SILVERMAN BERNARD R;DI GEAMBEARDINO JOHN
发明人
SILVERMAN BERNARD R.;GEAMBEARDINO JOHN DI
分类号
F16K15/20
主分类号
F16K15/20
代理机构
代理人
主权项
地址
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