IMPROVED DISPLAY DEVICES,申请号GB19900010644-传众专利搜索

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发明名称	IMPROVED DISPLAY DEVICES
摘要
申请公布号	GB9010644(D0)	申请公布日期	1990.07.04
申请号	GB19900010644	申请日期	1990.05.11
申请人	SOUTHGATE TUBULAR PRODUCTS LIMITED	发明人
分类号	G11B23/023;G11B33/04	主分类号	G11B23/023
代理机构		代理人
主权项
地址

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