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发明名称
Im wesentlichen zylindrisch oder kegelfoermig ausgebildeter Traeger der Heizwindungenfuer elektrische Sonnen
摘要
申请公布号
DE515703(C)
申请公布日期
1931.01.10
申请号
DE1927F063583D
申请日期
1927.04.28
申请人
R. FRISTER AKT.-GES.
发明人
分类号
F24C7/06
主分类号
F24C7/06
代理机构
代理人
主权项
地址
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