TELEPHONE RING SUPPRESSION,申请号GB19910015967-传众专利搜索

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发明名称	TELEPHONE RING SUPPRESSION
摘要
申请公布号	GB9115967(D0)	申请公布日期	1991.09.11
申请号	GB19910015967	申请日期	1991.07.24
申请人	JEKYLL ELECTRONIC TECHNOLOGY LTD	发明人
分类号	H04M1/663;H04M1/723;H04M11/06;H04M19/04	主分类号	H04M1/663
代理机构		代理人
主权项
地址

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