A notice board system,申请号GB19830027309-传众专利搜索

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发明名称	A notice board system
摘要
申请公布号	GB2151831(A)	申请公布日期	1985.07.24
申请号	GB19830027309	申请日期	1983.10.12
申请人	ROBERT SPENCER * BRACEY	发明人	ROBERT SPENCER * BRACEY
分类号	G09F7/18;G09F23/06;(IPC1-7):G09F23/00	主分类号	G09F7/18
代理机构		代理人
主权项
地址

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