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发明名称	KEYPAD
摘要
申请公布号	GB8602875(D0)	申请公布日期	1986.03.12
申请号	GB19860002875	申请日期	1986.02.05
申请人	BRITISH TELECOMMUNICATIONS PLC	发明人
分类号	H01H13/70	主分类号	H01H13/70
代理机构		代理人
主权项
地址

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