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发明名称
Empfangsgeraet fuer wahlweisen Betrieb mit Roehren indirekter Beheizung aus einem Wechselstromnetz oder direkter Beheizung aus einer Batterie
摘要
申请公布号
DE491886(C)
申请公布日期
1930.02.24
申请号
DENDATS087224D
申请日期
申请人
SACHSENWERK LICHT- UND KRAFT-AKT.-GES.
发明人
分类号
H04B1/16
主分类号
H04B1/16
代理机构
代理人
主权项
地址
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