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发明名称
Aus gleichen taschenfoermigen Blechgliedern zusammengesetzter Lufterhitzer
摘要
申请公布号
DE489258(C)
申请公布日期
1930.01.15
申请号
DENDATH105231D
申请日期
申请人
MAX & ERNST HARTMANN
发明人
分类号
F28D21/00
主分类号
F28D21/00
代理机构
代理人
主权项
地址
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