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经营范围
发明名称
Cooling tower
摘要
申请公布号
US1765001(A)
申请公布日期
1930.06.17
申请号
US19290359441
申请日期
1929.05.01
申请人
SPENCER BOWEN WILLIAM
发明人
BOWEN WILLIAM SPENCER
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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