Einrichtung zur Inbetriebsetzung von Elektronen emittierende Gluehelektroden besitzenden elektrischen Leuchtroehren,申请号DED575324D-传众专利搜索

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发明名称	Einrichtung zur Inbetriebsetzung von Elektronen emittierende Gluehelektroden besitzenden elektrischen Leuchtroehren
摘要
申请公布号	DE575324(C)	申请公布日期	1933.04.27
申请号	DED575324D	申请日期	1930.03.06
申请人	PATENT-TREUHAND-GESELLSCHAFT FUER ELEKTRISCHE GLUEHLAMPEN M.B.H.	发明人	GREEFF DIPL.-ING. GERHARD
分类号	H05B41/19	主分类号	H05B41/19
代理机构		代理人
主权项
地址

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