OPTICAL MAGNIFYING APPARATUS,申请号GB19920018628-传众专利搜索

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发明名称	OPTICAL MAGNIFYING APPARATUS
摘要
申请公布号	GB9218628(D0)	申请公布日期	1992.10.21
申请号	GB19920018628	申请日期	1992.09.03
申请人	VISION ENGINEERING LIMITED	发明人
分类号	G02B27/02;G02B21/22;G02B25/00;G02B27/22	主分类号	G02B27/02
代理机构		代理人
主权项
地址

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