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发明名称
Solar energy absorber heat exchanger - is manufactured from two similarly-dimpled plastics sheets stuck together with space between
摘要
申请公布号
CH590094(A5)
申请公布日期
1977.07.29
申请号
CH19750012821
申请日期
1975.10.02
申请人
DUERST, FELIX
发明人
分类号
F24J2/20;(IPC1-7):21D53/04;28F3/12
主分类号
F24J2/20
代理机构
代理人
主权项
地址
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