SPEECH RECORDING INTERCOM,申请号GB19900008152-传众专利搜索

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发明名称	SPEECH RECORDING INTERCOM
摘要
申请公布号	GB9008152(D0)	申请公布日期	1990.06.06
申请号	GB19900008152	申请日期	1990.04.10
申请人	CRAIG, TIMOTHY R	发明人
分类号		主分类号
代理机构		代理人
主权项
地址

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