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经营范围
发明名称
Gate valve
摘要
申请公布号
US1835289(A)
申请公布日期
1931.12.08
申请号
US19280268484
申请日期
1928.04.09
申请人
CRANE CO.
发明人
FLODIN VICTOR E.
分类号
F16K3/316
主分类号
F16K3/316
代理机构
代理人
主权项
地址
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