OPTICALLY ACTIVE SURFACE ELEMENT AND PROCESS FOR ITS PRODUCTION,申请号EP19810100533-传众专利搜索

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发明名称	OPTICALLY ACTIVE SURFACE ELEMENT AND PROCESS FOR ITS PRODUCTION
摘要
申请公布号	EP0033882(A3)	申请公布日期	1982.06.30
申请号	EP19810100533	申请日期	1981.01.25
申请人	DEMOLUX GMBH & CO.KG.	发明人	PETRAGLIO, HORTENSE
分类号	G03C1/76;G03F7/00;(IPC1-7):G03C1/76;G03C7/00	主分类号	G03C1/76
代理机构		代理人
主权项
地址

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