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经营范围
发明名称
Safety relief valve
摘要
申请公布号
US1804060(A)
申请公布日期
1931.05.05
申请号
US19280326695
申请日期
1928.12.17
申请人
ATWOOD & MORRILL CO.
发明人
MORRILL HERBERT B.
分类号
F16K17/10
主分类号
F16K17/10
代理机构
代理人
主权项
地址
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