Security system using caller identification,申请号GB19970011878-传众专利搜索

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发明名称	Security system using caller identification
摘要
申请公布号	GB9711878(D0)	申请公布日期	1997.08.06
申请号	GB19970011878	申请日期	1997.06.09
申请人	DETECTION SYSTEMS INC	发明人
分类号	H04M11/04	主分类号	H04M11/04
代理机构		代理人
主权项
地址

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