Telephone subscriber's instrument,申请号GB19900016603-传众专利搜索

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发明名称	Telephone subscriber's instrument
摘要
申请公布号	GB2247135(A)	申请公布日期	1992.02.19
申请号	GB19900016603	申请日期	1990.07.28
申请人	* STC PLC	发明人	IAN WILLIAM * JENNINGS
分类号	H04M1/08;H04M1/60	主分类号	H04M1/08
代理机构		代理人
主权项
地址

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