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发明名称
Mechanism for draining accumulated moisture from storage tanks
摘要
申请公布号
US2552518(A)
申请公布日期
1951.05.15
申请号
US19450625225
申请日期
1945.10.29
申请人
NELLIE CHURCHMAN
发明人
CHURCHMAN NELLIE
分类号
F04B39/16;F04B49/02
主分类号
F04B39/16
代理机构
代理人
主权项
地址
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