Elektrisk glødelampe med indvendig skærm.,申请号DK19500001215-传众专利搜索

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发明名称	Elektrisk glødelampe med indvendig skærm.
摘要
申请公布号	DK74851(C)	申请公布日期	1952.10.20
申请号	DK19500001215	申请日期	1950.04.05
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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