Security apparatus to prevent unauthorised outgoing calls being made on a telephone,申请号GB19900012689-传众专利搜索

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发明名称	Security apparatus to prevent unauthorised outgoing calls being made on a telephone
摘要
申请公布号	GB2232559(A)	申请公布日期	1990.12.12
申请号	GB19900012689	申请日期	1990.06.07
申请人	RICHARD * BURKE	发明人	RICHARD * BURKE
分类号	H04M1/667	主分类号	H04M1/667
代理机构		代理人
主权项
地址

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