Verfahren und Schaltung zum Konstanthalten eines elektrischen Stromes.,申请号ATD137963-传众专利搜索

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发明名称	Verfahren und Schaltung zum Konstanthalten eines elektrischen Stromes.
摘要
申请公布号	AT137963(B)	申请公布日期	1934.06.11
申请号	ATD137963	申请日期	1933.01.31
申请人	N. V. PHILIPS' GLOEILAMPENFABRIEKEN	发明人
分类号		主分类号
代理机构		代理人
主权项
地址

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