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发明名称
摘要
申请公布号	DE2021953(C3)	申请公布日期	1981.06.19
申请号	DE19702021953	申请日期	1970.05.05
申请人	NAAMLOZE VENNOOTSCHAP PHILIPS' GLOEILAMPENFABRIEKEN, EINDHOVEN, NL	发明人	KAY, MALCOLM JOHN, LOCKEYS, AU
分类号	H04J3/06;(IPC1-7):H04J3/06	主分类号	H04J3/06
代理机构		代理人
主权项
地址

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