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经营范围
发明名称
Surge relief
摘要
申请公布号
US2555280(A)
申请公布日期
1951.05.29
申请号
US19460654093
申请日期
1946.03.13
申请人
ROBERT F. TRUMBULL & COMPANY
发明人
TRUMBULL JOHN
分类号
F16K15/03
主分类号
F16K15/03
代理机构
代理人
主权项
地址
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