Tube à rayons électroniques à cône métallique et à fenêtre de verre,申请号FRD1099815-传众专利搜索

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发明名称	Tube à rayons électroniques à cône métallique et à fenêtre de verre
摘要
申请公布号	FR1099815(A)	申请公布日期	1955.09.09
申请号	FRD1099815	申请日期	1954.05.03
申请人	N. V. PHILIPS' GLOEILAMPENFABRIEKEN	发明人
分类号	C03C27/02;H01J29/87	主分类号	C03C27/02
代理机构		代理人
主权项
地址

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