Einrichtung zur Verminderung des Brummens von wechselstromgeheizten Entladungsröhren.,申请号CHD149543-传众专利搜索

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发明名称	Einrichtung zur Verminderung des Brummens von wechselstromgeheizten Entladungsröhren.
摘要
申请公布号	CH149543(A)	申请公布日期	1931.09.15
申请号	CHD149543	申请日期	1930.05.08
申请人	N. V. PHILIPS' GLOEILAMPENFABRIEKEN	发明人	GLOEILAMPENFABRIEKEN N. V. PHILIPS'
分类号		主分类号
代理机构		代理人
主权项
地址

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