OPTICAL DEVICES,申请号GB19930009003-传众专利搜索

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发明名称	OPTICAL DEVICES
摘要
申请公布号	GB9309003(D0)	申请公布日期	1993.06.16
申请号	GB19930009003	申请日期	1993.04.30
申请人	GEC-MARCONI LIMITED	发明人
分类号	G02F1/13;G02F1/137;G02F1/141;G02F1/21	主分类号	G02F1/13
代理机构		代理人
主权项
地址

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