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发明名称
Waermeaustauscher mit im Querschnitt flach linsenfoermigen Rohren, insbesondere zur Vorwaermung von Verbrennungsluft
摘要
申请公布号
DE513844(C)
申请公布日期
1930.12.03
申请号
DE1928ST44044D
申请日期
1928.03.25
申请人
SEMJON W. STAKIN
发明人
分类号
F23M99/00;F28F9/02
主分类号
F23M99/00
代理机构
代理人
主权项
地址
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