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发明名称
Laminated fan ring for cooling towers
摘要
申请公布号
US2681178(A)
申请公布日期
1954.06.15
申请号
US19500157719
申请日期
1950.04.24
申请人
THE MARLEY COMPANY, INC.
发明人
MART LEON T.
分类号
F28C1/00
主分类号
F28C1/00
代理机构
代理人
主权项
地址
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