Elektrische Entladungsroehre zum Aussenden von Strahlen,申请号DE1927N027689D-传众专利搜索

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发明名称	Elektrische Entladungsroehre zum Aussenden von Strahlen
摘要
申请公布号	DE509825(C)	申请公布日期	1930.10.13
申请号	DE1927N027689D	申请日期	1927.08.14
申请人	N.V. PHILIPS' GLOEILAMPENFABRIEKEN	发明人	ZECHER DR. GUSTAV
分类号	H01J61/28	主分类号	H01J61/28
代理机构		代理人
主权项
地址

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