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发明名称
Air control for water systems
摘要
申请公布号
US2685298(A)
申请公布日期
1954.08.03
申请号
US19520316918
申请日期
1952.10.25
申请人
CLEARMAN JACK F
发明人
CLEARMAN JACK F.
分类号
F04D13/16
主分类号
F04D13/16
代理机构
代理人
主权项
地址
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