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发明名称
Vorrichtung zur Speisung einer Dreielektroden-Gluehkathodenroehre fuer Empfangsgeraete aus dem Starkstromnetz
摘要
申请公布号
DE547699(C)
申请公布日期
1932.03.30
申请号
DE1924J025380D
申请日期
1924.11.18
申请人
FRANS JOSEF OSKAR ROSIN
发明人
分类号
H04B15/00
主分类号
H04B15/00
代理机构
代理人
主权项
地址
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