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经营范围
发明名称
Heat exchanger
摘要
申请公布号
US2242432(A)
申请公布日期
1941.05.20
申请号
US19380218311
申请日期
1938.07.09
申请人
FRIEDRICH LUKACS
发明人
LUKACS FRIEDRICH
分类号
F28D7/10
主分类号
F28D7/10
代理机构
代理人
主权项
地址
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