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经营范围
发明名称
Energy reclamation means
摘要
申请公布号
US2381947(A)
申请公布日期
1945.08.14
申请号
US19440525427
申请日期
1944.03.07
申请人
GAY FRAZER W
发明人
GAY FRAZER W.
分类号
F22B1/18
主分类号
F22B1/18
代理机构
代理人
主权项
地址
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