Halvledende elektrodesystem med en vakuumtæt metalbeholder.,申请号DK19570002574-传众专利搜索

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发明名称	Halvledende elektrodesystem med en vakuumtæt metalbeholder.
摘要
申请公布号	DK98448(C)	申请公布日期	1964.04.13
申请号	DK19570002574	申请日期	1957.07.24
申请人	N. V. PHILIPS' GLOEILAMPENFABRIEKEN	发明人
分类号	H01L;(IPC1-7):H01L	主分类号	H01L
代理机构		代理人
主权项
地址

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