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发明名称
Nach dem Kreuzstrom arbeitender Rekuperativ-Plattenvorwaermer, insbesondere zur Vorwaermung von Verbrennungsluft
摘要
申请公布号
DE497003(C)
申请公布日期
1930.04.30
申请号
DE1924E031447D
申请日期
1924.10.24
申请人
JOHN EKSTROEM
发明人
分类号
F23M99/00
主分类号
F23M99/00
代理机构
代理人
主权项
地址
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