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经营范围
发明名称
Solar heater
摘要
申请公布号
US2402326(A)
申请公布日期
1946.06.18
申请号
US19440555308
申请日期
1944.09.22
申请人
发明人
HARKNESS WILLIAM J.
分类号
F24J2/05;F24J2/26
主分类号
F24J2/05
代理机构
代理人
主权项
地址
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