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发明名称
Vorrichtung zur Verwertung der Abgase von Heizkesseln, OEfen, Herden
摘要
申请公布号
DE593149(C)
申请公布日期
1934.02.21
申请号
DE1931G079655D
申请日期
1931.05.07
申请人
OTTO GUTZWILLER
发明人
分类号
F24H1/20
主分类号
F24H1/20
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代理人
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