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经营范围
发明名称
Elektrische Heizvorrichtung fuer Fluessigkeiten
摘要
申请公布号
DE492084(C)
申请公布日期
1930.02.17
申请号
DE1927G070118D
申请日期
1927.04.29
申请人
ANGEL A. GRASSI;RAFAEL DE OLIVEIRA CEZAR
发明人
分类号
F24H1/10
主分类号
F24H1/10
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代理人
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