Dispositif comportant un résonateur creux,申请号FRD1099724-传众专利搜索

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发明名称	Dispositif comportant un résonateur creux
摘要
申请公布号	FR1099724(A)	申请公布日期	1955.09.08
申请号	FRD1099724	申请日期	1954.04.27
申请人	N. V. PHILIPS' GLOEILAMPENFABRIEKEN	发明人
分类号	H01P1/217;H01P7/06;H03C7/02	主分类号	H01P1/217
代理机构		代理人
主权项
地址

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