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发明名称
Wärmeaustauscher.
摘要
申请公布号
CH219762(A)
申请公布日期
1942.02.28
申请号
CHD219762
申请日期
1940.03.08
申请人
HAPPEL,OTTO
发明人
HAPPEL,OTTO
分类号
F28F9/02
主分类号
F28F9/02
代理机构
代理人
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